Sao Tome and Principe has a population of 236K (ranked 176/197), compared with 21.3M in Zambia (ranked 63/197). Sao Tome and Principe's land area is 371 sq mi versus 287,024 sq mi for Zambia (ranked 172nd vs. 37th).
By GDP, Sao Tome and Principe ranks 189/197 ($822M) and Zambia ranks 116/197 ($25.3B). By GDP per capita, Sao Tome and Principe ranks 134/197 ($3,491), while Zambia ranks 169/197 ($1,187).
Main facts and rankings
Sao Tome
|
Zambia
|
|
|---|---|---|
| Population |
246362
|
22697916
|
| Population rank | 176/197 | 62/197 |
| GDP |
$822M
2024 |
$25.3B
2024 |
| GDP rank | 189/197 | 116/197 |
| GDP per capita |
$3,491
2024 |
$1,187
2024 |
| GDP per capita rank | 134/197 | 169/197 |
| GDP per capita, PPP |
$6,242
2024 |
$4,215
2024 |
| Government debt |
$533M
2024 |
$29.1B
2024 |
| Debt-to-GDP ratio |
64.8%
2024 |
114.9%
2024 |
| Government debt per person |
$2,262
2024 |
$1,365
2024 |
| Government debt per person rank | 116/185 | 134/185 |
| Average annual personal income after taxes |
$3,111
2026 |
$1,349
2026 |
| Land area | 371 sq mi | 287,024 sq mi |
| Population density |
661 ppl/mi²
2026 |
78.5 ppl/mi²
2026 |
| Fertility rate |
3.64
2023 |
4.1
2023 |
| Median age |
20.3 years
2024 |
18.8 years
2024 |
| Life expectancy |
70.3 years
2026 |
66.9 years
2026 |
Sao Tome and Principe and Zambia: Comparison Charts
Sao Tome and Principe and Zambia economies compared
| Year | GDP | |
|---|---|---|
|
Sao Tome
|
Zambia
|
|
| 2024 | $822,154,621 | $25,303,185,342 |
| 2023 | $690,456,807 | $27,577,956,471 |
| 2022 | $540,809,499 | $29,163,782,140 |
| 2021 | $524,402,456 | $22,096,416,932 |
| 2020 | $471,229,485 | $18,137,764,931 |
| 2019 | $412,976,083 | $23,308,667,781 |
| 2018 | $383,717,328 | $26,311,507,274 |
| 2017 | $322,002,845 | $25,873,601,261 |
| 2016 | $292,267,272 | $20,958,412,538 |
| 2015 | $259,999,643 | $21,251,216,799 |
| 2014 | $293,119,143 | $27,141,023,558 |
| 2013 | $267,041,748 | $28,037,239,463 |
| 2012 | $225,815,132 | $25,503,060,420 |
| 2011 | $226,455,001 | $23,459,515,276 |
| 2010 | $190,021,192 | $20,265,559,484 |
| 2009 | $200,668,065 | $15,328,342,304 |
| 2008 | $188,021,165 | $17,910,858,638 |
| 2007 | $149,146,919 | $14,056,957,976 |
| 2006 | $142,775,104 | $12,756,858,899 |
| 2005 | $136,450,662 | $8,331,870,169 |
| 2004 | $114,582,284 | $6,221,110,219 |
| 2003 | $102,085,769 | $4,901,869,764 |
| 2002 | $85,171,074 | $4,193,850,445 |
| 2001 | $75,951,133 | $4,094,441,301 |
| 2000 | $76,198,395 | $3,600,632,111 |
| 1999 | $77,302,212 | $3,404,284,891 |
| 1998 | $72,285,404 | $3,537,741,942 |
| 1997 | $91,920,274 | $4,303,288,480 |
| 1996 | $135,188,166 | $3,597,220,962 |
| 1995 | $103,695,237 | $3,806,983,413 |
| 1994 | $131,338,415 | $3,656,806,166 |
| 1993 | $125,742,229 | $3,273,505,344 |
| 1992 | $94,861,781 | $3,182,810,841 |
| 1991 | $107,484,143 | $3,376,806,697 |
| 1990 | $119,297,933 | $3,288,381,797 |
| 1989 | $98,545,367 | $3,994,673,161 |
| 1988 | $99,000,764 | $3,728,878,149 |
| 1987 | $115,952,925 | $2,265,250,972 |
| 1986 | $115,928,907 | $1,664,413,508 |
| 1985 | $82,733,069 | $2,252,454,500 |
| 1984 | $78,213,796 | $2,719,518,933 |
| 1983 | $75,110,289 | $3,321,048,451 |
| 1982 | $80,307,763 | $3,871,117,093 |
| 1981 | $83,499,264 | $4,008,126,497 |
| 1980 | $81,662,231 | $3,884,530,854 |
| 1979 | $65,755,928 | $3,353,445,378 |
| 1978 | $55,044,563 | $2,811,032,473 |
| 1977 | $49,207,692 | $2,515,296,940 |
| 1976 | $52,039,421 | $2,742,859,263 |
| 1975 | $60,101,710 | $2,442,672,141 |
| 1974 | $57,817,591 | $2,910,981,262 |
| 1973 | $56,011,245 | $2,434,255,237 |
| 1972 | $41,430,257 | $1,872,416,680 |
| 1971 | $37,288,845 | $1,653,259,341 |
| 1970 | $37,211,826 | $1,788,779,285 |
| 1969 | - | $1,926,399,230 |
| 1968 | - | $1,573,739,371 |
| 1967 | - | $1,340,639,464 |
| 1966 | - | $1,238,999,505 |
| 1965 | - | $1,061,199,576 |
| 1964 | - | $822,639,671 |
| 1963 | - | $704,339,719 |
| 1962 | - | $679,279,729 |
| 1961 | - | $682,359,727 |
| 1960 | - | $698,739,721 |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sao-tome-and-principe/zambia | CC BY 
Sao Tome and Principe and Zambia economies compared
| Year | GDP per capita | |
|---|---|---|
|
Sao Tome
|
Zambia
|
|
| 2024 | $3,491 | $1,187 |
| 2023 | $2,991 | $1,331 |
| 2022 | $2,390 | $1,447 |
| 2021 | $2,363 | $1,127 |
| 2020 | $2,167 | $952 |
| 2019 | $1,935 | $1,259 |
| 2018 | $1,826 | $1,464 |
| 2017 | $1,556 | $1,483 |
| 2016 | $1,435 | $1,239 |
| 2015 | $1,298 | $1,296 |
| 2014 | $1,490 | $1,707 |
| 2013 | $1,383 | $1,821 |
| 2012 | $1,192 | $1,710 |
| 2011 | $1,220 | $1,625 |
| 2010 | $1,045 | $1,451 |
| 2009 | $1,128 | $1,136 |
| 2008 | $1,082 | $1,376 |
| 2007 | $879 | $1,119 |
| 2006 | $862 | $1,052 |
| 2005 | $844 | $711 |
| 2004 | $727 | $549 |
| 2003 | $664 | $446 |
| 2002 | $568 | $394 |
| 2001 | $519 | $397 |
| 2000 | $529 | $359 |
| 1999 | $543 | $350 |
| 1998 | $514 | $373 |
| 1997 | $662 | $466 |
| 1996 | $987 | $400 |
| 1995 | $769 | $433 |
| 1994 | $990 | $426 |
| 1993 | $964 | $391 |
| 1992 | $740 | $389 |
| 1991 | $855 | $423 |
| 1990 | $970 | $422 |
| 1989 | $821 | $526 |
| 1988 | $847 | $504 |
| 1987 | $1,018 | $315 |
| 1986 | $1,043 | $238.2 |
| 1985 | $761 | $332 |
| 1984 | $735 | $413 |
| 1983 | $720 | $520 |
| 1982 | $783 | $627 |
| 1981 | $830 | $670 |
| 1980 | $829 | $669 |
| 1979 | $683 | $595 |
| 1978 | $587 | $514 |
| 1977 | $539 | $474 |
| 1976 | $585 | $533 |
| 1975 | $693 | $490 |
| 1974 | $683 | $601 |
| 1973 | $676 | $518 |
| 1972 | $511 | $410 |
| 1971 | $470 | $372 |
| 1970 | $479 | $414 |
| 1969 | - | $459 |
| 1968 | - | $387 |
| 1967 | - | $341 |
| 1966 | - | $325 |
| 1965 | - | $287.4 |
| 1964 | - | $230 |
| 1963 | - | $203.2 |
| 1962 | - | $202.3 |
| 1961 | - | $209.7 |
| 1960 | - | $221.6 |
Data sources: World Bank | Economy & Growth (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sao-tome-and-principe/zambia | CC BY
Sao Tome and Principe vs. Zambia life expectancy calculator
| Year | Life expectancy, years | |
|---|---|---|
|
Sao Tome
|
Zambia
|
|
| 2026 | 70.3 | 66.9 |
| 2025 | 70.1 | 66.7 |
| 2024 | 69.9 | 66.5 |
| 2023 | 69.7 | 66.3 |
| 2022 | 69.2 | 65.3 |
| 2021 | 68 | 62.4 |
| 2020 | 68 | 63.4 |
| 2019 | 68 | 62.9 |
| 2018 | 67.6 | 62.1 |
| 2017 | 67.1 | 61.6 |
| 2016 | 66.6 | 61.1 |
| 2015 | 66 | 60.7 |
| 2014 | 65.5 | 60.1 |
| 2013 | 64.9 | 59.4 |
| 2012 | 64.5 | 58.7 |
| 2011 | 64.1 | 57.8 |
| 2010 | 63.9 | 56.9 |
| 2009 | 63.7 | 55.9 |
| 2008 | 63.4 | 54.8 |
| 2007 | 63.3 | 53.7 |
| 2006 | 63 | 52.7 |
| 2005 | 62.4 | 51.6 |
| 2004 | 62.6 | 50.5 |
| 2003 | 62.2 | 49.6 |
| 2002 | 61.8 | 48.5 |
| 2001 | 61.5 | 47.4 |
| 2000 | 61.2 | 46.6 |
| 1999 | 61 | 45.9 |
| 1998 | 60.8 | 45.7 |
| 1997 | 60.6 | 45.7 |
| 1996 | 60.6 | 45.8 |
| 1995 | 60.5 | 46.1 |
| 1994 | 60.6 | 46.3 |
| 1993 | 60.6 | 46.7 |
| 1992 | 60.7 | 47 |
| 1991 | 60.8 | 47.4 |
| 1990 | 60.7 | 48.2 |
| 1989 | 59.7 | 48.9 |
| 1988 | 60.8 | 49.7 |
| 1987 | 60.7 | 50.4 |
| 1986 | 57.6 | 51.1 |
| 1985 | 60.1 | 52 |
| 1984 | 59.9 | 52.9 |
| 1983 | 59.7 | 53.7 |
| 1982 | 59.5 | 54.4 |
| 1981 | 59.4 | 55 |
| 1980 | 59.4 | 55.5 |
| 1979 | 59.3 | 56 |
| 1978 | 59.1 | 56.3 |
| 1977 | 59 | 56.3 |
| 1976 | 58.8 | 56.1 |
| 1975 | 58.6 | 55.7 |
| 1974 | 58.3 | 55.4 |
| 1973 | 57.9 | 54.9 |
| 1972 | 57.4 | 54.4 |
| 1971 | 57 | 53.9 |
| 1970 | 56.3 | 53.4 |
| 1969 | 55.4 | 53 |
| 1968 | 54.5 | 52.7 |
| 1967 | 53.4 | 52.5 |
| 1966 | 52.3 | 52.3 |
| 1965 | 51.1 | 52.1 |
| 1964 | 49.7 | 51.2 |
| 1963 | 48.4 | 51.6 |
| 1962 | 46.8 | 51.3 |
| 1961 | 45.2 | 51 |
| 1960 | 43.6 | 50.6 |
| 1959 | 42.1 | 50.3 |
| 1958 | 41 | 49.9 |
| 1957 | 40.1 | 49.5 |
| 1956 | 39.5 | 49.1 |
| 1955 | 39.3 | 48.8 |
| 1954 | 39.2 | 48.4 |
| 1953 | 39.1 | 48 |
| 1952 | 39.1 | 47.6 |
| 1951 | 39.1 | 47.2 |
| 1950 | 39.1 | 46.8 |
Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).
GeoRank.org/facts/sao-tome-and-principe/zambia | CC BY
Sao Tome and Principe and Zambia population clocks and comparison
| Year | Population | |
|---|---|---|
|
Sao Tome
|
Zambia
|
|
| 2024 | 235,536 | 21,314,956 |
| 2023 | 230,871 | 20,723,965 |
| 2022 | 226,305 | 20,152,938 |
| 2021 | 221,961 | 19,603,607 |
| 2020 | 217,435 | 19,059,395 |
| 2019 | 213,392 | 18,513,839 |
| 2018 | 210,187 | 17,973,569 |
| 2017 | 206,970 | 17,441,320 |
| 2016 | 203,689 | 16,914,423 |
| 2015 | 200,291 | 16,399,089 |
| 2014 | 196,767 | 15,895,315 |
| 2013 | 193,148 | 15,398,997 |
| 2012 | 189,439 | 14,913,629 |
| 2011 | 185,649 | 14,437,796 |
| 2010 | 181,802 | 13,965,594 |
| 2009 | 177,853 | 13,490,389 |
| 2008 | 173,793 | 13,021,324 |
| 2007 | 169,700 | 12,565,085 |
| 2006 | 165,638 | 12,129,553 |
| 2005 | 161,639 | 11,718,819 |
| 2004 | 157,705 | 11,338,198 |
| 2003 | 153,814 | 10,983,595 |
| 2002 | 149,922 | 10,647,949 |
| 2001 | 146,375 | 10,325,185 |
| 2000 | 144,018 | 10,017,631 |
| 1999 | 142,442 | 9,740,005 |
| 1998 | 140,751 | 9,482,408 |
| 1997 | 138,922 | 9,237,063 |
| 1996 | 136,962 | 9,004,053 |
| 1995 | 134,895 | 8,785,763 |
| 1994 | 132,732 | 8,576,269 |
| 1993 | 130,467 | 8,373,921 |
| 1992 | 128,110 | 8,176,680 |
| 1991 | 125,697 | 7,981,650 |
| 1990 | 122,980 | 7,786,169 |
| 1989 | 119,979 | 7,589,216 |
| 1988 | 116,939 | 7,391,440 |
| 1987 | 113,919 | 7,191,282 |
| 1986 | 111,150 | 6,986,471 |
| 1985 | 108,658 | 6,780,953 |
| 1984 | 106,394 | 6,580,490 |
| 1983 | 104,380 | 6,381,038 |
| 1982 | 102,508 | 6,178,637 |
| 1981 | 100,615 | 5,983,289 |
| 1980 | 98,544 | 5,802,833 |
| 1979 | 96,252 | 5,631,728 |
| 1978 | 93,794 | 5,465,374 |
| 1977 | 91,301 | 5,302,480 |
| 1976 | 88,922 | 5,143,842 |
| 1975 | 86,708 | 4,990,086 |
| 1974 | 84,672 | 4,842,746 |
| 1973 | 82,798 | 4,702,693 |
| 1972 | 81,041 | 4,569,309 |
| 1971 | 79,330 | 4,442,525 |
| 1970 | 77,626 | 4,321,718 |
| 1969 | 76,083 | 4,197,116 |
| 1968 | 74,765 | 4,065,593 |
| 1967 | 73,596 | 3,936,343 |
| 1966 | 72,576 | 3,812,003 |
| 1965 | 71,680 | 3,692,086 |
| 1964 | 70,865 | 3,577,017 |
| 1963 | 70,112 | 3,465,907 |
| 1962 | 69,403 | 3,358,099 |
| 1961 | 68,707 | 3,254,086 |
| 1960 | 68,012 | 3,153,729 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sao-tome-and-principe/zambia | CC BY
Fertility rates in Sao Tome and Principe and Zambia
| Year | Fertility rate | |
|---|---|---|
|
Sao Tome
|
Zambia
|
|
| 2023 | 3.64 | 4.1 |
| 2022 | 3.7 | 4.18 |
| 2021 | 3.76 | 4.25 |
| 2020 | 3.83 | 4.32 |
| 2019 | 3.9 | 4.42 |
| 2018 | 3.98 | 4.49 |
| 2017 | 4.07 | 4.57 |
| 2016 | 4.2 | 4.67 |
| 2015 | 4.35 | 4.78 |
| 2014 | 4.49 | 4.89 |
| 2013 | 4.58 | 5.01 |
| 2012 | 4.66 | 5.14 |
| 2011 | 4.72 | 5.26 |
| 2010 | 4.77 | 5.36 |
| 2009 | 4.84 | 5.45 |
| 2008 | 4.91 | 5.53 |
| 2007 | 4.96 | 5.61 |
| 2006 | 4.93 | 5.68 |
| 2005 | 4.94 | 5.7 |
| 2004 | 4.96 | 5.7 |
| 2003 | 5.01 | 5.71 |
| 2002 | 5.06 | 5.77 |
| 2001 | 5.1 | 5.85 |
| 2000 | 5.16 | 5.92 |
| 1999 | 5.23 | 6 |
| 1998 | 5.3 | 6.07 |
| 1997 | 5.4 | 6.12 |
| 1996 | 5.47 | 6.18 |
| 1995 | 5.55 | 6.23 |
| 1994 | 5.56 | 6.26 |
| 1993 | 5.64 | 6.3 |
| 1992 | 5.7 | 6.35 |
| 1991 | 5.77 | 6.46 |
| 1990 | 5.83 | 6.57 |
| 1989 | 5.88 | 6.64 |
| 1988 | 5.94 | 6.7 |
| 1987 | 5.99 | 6.8 |
| 1986 | 6.05 | 6.87 |
| 1985 | 6.1 | 6.93 |
| 1984 | 6.16 | 6.97 |
| 1983 | 6.22 | 7.01 |
| 1982 | 6.28 | 7.04 |
| 1981 | 6.33 | 7.07 |
| 1980 | 6.39 | 7.14 |
| 1979 | 6.43 | 7.22 |
| 1978 | 6.47 | 7.29 |
| 1977 | 6.5 | 7.35 |
| 1976 | 6.52 | 7.39 |
| 1975 | 6.53 | 7.42 |
| 1974 | 6.53 | 7.36 |
| 1973 | 6.53 | 7.34 |
| 1972 | 6.51 | 7.3 |
| 1971 | 6.49 | 7.26 |
| 1970 | 6.47 | 7.22 |
| 1969 | 6.44 | 7.18 |
| 1968 | 6.42 | 7.18 |
| 1967 | 6.39 | 7.15 |
| 1966 | 6.37 | 7.14 |
| 1965 | 6.35 | 7.12 |
| 1964 | 6.33 | 7.09 |
| 1963 | 6.31 | 7.06 |
| 1962 | 6.28 | 7.01 |
| 1961 | 6.26 | 6.98 |
| 1960 | 6.24 | 6.95 |
Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).
GeoRank.org/facts/sao-tome-and-principe/zambia | CC BY
Sao Tome and Principe and Zambia demographics compared
| Year | Median age, years | |
|---|---|---|
|
Sao Tome
|
Zambia
|
|
| 2024 | 20.3 | 18.8 |
| 2023 | 20.1 | 18.6 |
| 2022 | 19.9 | 18.4 |
| 2021 | 19.7 | 18.2 |
| 2020 | 19.5 | 18 |
| 2019 | 19.4 | 17.9 |
| 2018 | 19.3 | 17.7 |
| 2017 | 19.1 | 17.5 |
| 2016 | 19 | 17.4 |
| 2015 | 19 | 17.2 |
| 2014 | 18.9 | 17.1 |
| 2013 | 18.9 | 17 |
| 2012 | 18.9 | 16.9 |
| 2011 | 18.9 | 16.8 |
| 2010 | 18.8 | 16.7 |
| 2009 | 18.7 | 16.6 |
| 2008 | 18.7 | 16.5 |
| 2007 | 18.7 | 16.4 |
| 2006 | 18.6 | 16.3 |
| 2005 | 18.5 | 16.3 |
| 2004 | 18.4 | 16.2 |
| 2003 | 18.3 | 16.1 |
| 2002 | 18.1 | 16 |
| 2001 | 18 | 15.9 |
| 2000 | 17.9 | 15.9 |
| 1999 | 17.7 | 15.8 |
| 1998 | 17.5 | 15.8 |
| 1997 | 17.4 | 15.8 |
| 1996 | 17.3 | 15.8 |
| 1995 | 17.3 | 15.8 |
| 1994 | 17.2 | 15.8 |
| 1993 | 17.2 | 15.8 |
| 1992 | 17.3 | 15.8 |
| 1991 | 17.3 | 15.7 |
| 1990 | 17.4 | 15.7 |
| 1989 | 17.4 | 15.7 |
| 1988 | 17.4 | 15.6 |
| 1987 | 17.4 | 15.6 |
| 1986 | 17.4 | 15.5 |
| 1985 | 17.4 | 15.5 |
| 1984 | 17.4 | 15.4 |
| 1983 | 17.4 | 15.4 |
| 1982 | 17.4 | 15.3 |
| 1981 | 17.4 | 15.3 |
| 1980 | 17.3 | 15.2 |
| 1979 | 17.3 | 15.3 |
| 1978 | 17.2 | 15.3 |
| 1977 | 17.2 | 15.4 |
| 1976 | 17.1 | 15.4 |
| 1975 | 17.1 | 15.5 |
| 1974 | 17.1 | 15.7 |
| 1973 | 17 | 15.8 |
| 1972 | 17 | 15.9 |
| 1971 | 16.9 | 16.1 |
| 1970 | 16.9 | 16.2 |
| 1969 | 17.2 | 16.4 |
| 1968 | 17.7 | 16.4 |
| 1967 | 18.5 | 16.5 |
| 1966 | 19.5 | 16.5 |
| 1965 | 21 | 16.6 |
| 1964 | 22.4 | 16.6 |
| 1963 | 23.5 | 16.7 |
| 1962 | 24.1 | 16.8 |
| 1961 | 24.3 | 16.9 |
| 1960 | 24.2 | 17 |
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/facts/sao-tome-and-principe/zambia | CC BY
Interactive Maps
Use the buttons below to switch between world maps comparing statistics for Sao Tome and Principe and Zambia.
National statistics comparison
Finance
|
Sao Tome
|
Zambia
|
|
|---|---|---|
| GNI, Atlas method |
$671M
2024 |
$25.9B
2024 |
| Government expenditure, % of GDP |
24.7%
2024 |
25.5%
2024 |
| Education expenditure, % of GDP |
5.03%
2023 |
4.07%
2023 |
| Military expenditure, % of GDP | n/a |
1.33%
2024 |
| Armed forces personnel |
1,000
1999 |
16,000
2020 |
| Deficit/surplus, % of GDP |
+0.92%
2024 |
-3.32%
2024 |
| Unemployment rate |
6.66%
2017 |
5.86%
2023 |
| Services, % of GDP |
80.3%
2024 |
57.2%
2024 |
| Industry, % of GDP |
2.83%
2024 |
35.2%
2024 |
| Economic freedom index |
60.6
2026 |
51.9
2026 |
| Income share by richest 10% |
32.8%
2017 |
39.1%
2022 |
| Income share by poorest 10% |
2.6%
2017 |
1.5%
2022 |
| Listed domestic companies | n/a |
20
2024 |
| Market capitalization of domestic companies | n/a |
$7.77B
2024 |
| Total reserves including gold |
$46.2M
2023 |
$4.09B
2024 |
| Personal remittances received |
$80.1M
2024 |
$334M
2024 |
| International tourist arrivals |
33,400
2018 |
502,000
2020 |
| International tourism as share of exports |
73.2%
2018 |
n/a |
| Banked people share | n/a |
72.7%
2024 |
Energy
|
Sao Tome
|
Zambia
|
|
|---|---|---|
| Energy use, kg of oil equivalent per capita |
259.3 kg
2007 |
801 kg
2022 |
| GDP PPP per kg equivalent of energy use |
$10.2
2007 |
$4.8
2022 |
| Carbon dioxide (CO2) emissions |
0.15 megatons
2024 |
11.6 megatons
2024 |
| CO2 emissions per capita |
0.63 tons
2024 |
0.54 tons
2024 |
| Fossil fuel energy use share |
0%
2007 |
18.4%
2022 |
| Renewable energy use share |
42.5%
2022 |
83%
2021 |
| Alternative and nuclear energy use share | n/a |
9.18%
2022 |
| Net energy imports use share | n/a |
9.03%
2022 |
| Electric power consumption per capita | n/a |
704 kWh
2022 |
| Renewable electricity output share |
6.06%
2021 |
92.1%
2021 |
| Hydroelectric share |
5.85%
2021 |
87.7%
2022 |
| Nuclear share |
0%
2021 |
0%
2021 |
| Electricity access |
81.3%
2023 |
51.1%
2023 |
Society
|
Sao Tome
|
Zambia
|
|
|---|---|---|
| % of world population |
0.003%
2024 |
0.26%
2024 |
| Annual migration change |
-650
2025 |
+6,562
2025 |
| Urban population |
68.9%
2024 |
45.5%
2024 |
| Male:Female ratio |
49.7:50.3
2024 |
49.5:50.5
2024 |
| Average male height |
5.59 ft
2025 |
5.5 ft
2025 |
| Average female height |
5.24 ft
2025 |
5.16 ft
2025 |
| Quality of life index |
32.3
2026 |
30.2
2026 |
| Corruption Perceptions Index |
45
2025 |
37
2025 |
| Higher education index | n/a |
47
2026 |
| Homicides per 100K people |
3.23
2011 |
5.25
2015 |
| Road traffic mortality per 100K people |
27.9
2019 |
20.5
2019 |
| Visa free countries |
70
2025 |
74
2025 |
| Adult literacy rate |
93.8%
2022 |
82%
2023 |
| English speaking |
4.9%
2025 |
16%
2023 |
| People using the Internet |
61.5%
2023 |
33%
2023 |
Health
|
Sao Tome
|
Zambia
|
|
|---|---|---|
| Government health expenditure per capita |
$171.1
2023 |
$79.6
2023 |
| Out-of-pocket health expenditure per capita |
$28.5
2023 |
$8.18
2023 |
| Life expectancy |
70.3 years
2026 |
66.9 years
2026 |
| Foreign aid share of health expenditure |
43.9%
2023 |
47.9%
2023 |
| Physicians per 1,000 people |
0.46
2022 |
0.32
2022 |
| Age at first childbirth |
19.4 years
2025 |
19.2 years
2025 |
| Maternal mortality per 100K births |
75
2023 |
85
2023 |
| Mortality rate before reaching 5 years of age |
13.9
2023 |
44.7
2023 |
| Obesity rate |
17.2%
2022 |
11.2%
2022 |
| Diabetes prevalence |
12.1%
2024 |
10.3%
2024 |
| Air quality index |
24
2026 |
30
2026 |
| Tobacco use prevalence |
7.8%
2022 |
14.6%
2022 |
| Pure alcohol consumption per capita |
4.79 liters
2020 |
3.62 liters
2020 |
Territory
In-depth comparisons
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Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2025, retrieved 2026-02-20)
- International Monetary Fund (IMF) | Fiscal Monitor (2024, retrieved 2026-02-20)
- LivingCost (2026, retrieved 2025-10-14)
- World Obesity Federation (2022, retrieved 2026-02-08)
- Passport Index (2025, retrieved 2026-02-08)
- Transparency International (2025, retrieved 2026-02-10)
- The Heritage Foundation | Economic Freedom Index (2026, retrieved 2026-03-09)
- EduRank (2026, retrieved 2025-10-13)
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