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Sao Tome and Principe vs Yemen statistics compared

Updated on by Georank team

Sao Tome and Principe has a population of 236K (ranked 176/197), compared with 40.6M in Yemen (ranked 38/197). Sao Tome and Principe's land area is 371 sq mi versus 203,850 sq mi for Yemen (ranked 172nd vs. 49th).

By GDP, Sao Tome and Principe ranks 189/197 ($822M) and Yemen ranks 125/197 ($21.6B). By GDP per capita, Sao Tome and Principe ranks 134/197 ($3,491), while Yemen ranks 191/197 ($634).

Main facts and rankings

Sao Tome Yemen
Population
246362
43325643
Population rank 176/197 37/197
GDP
$822M
2024
$21.6B
2018
GDP rank 189/197 125/197
GDP per capita
$3,491
2024
$634
2018
GDP per capita rank 134/197 191/197
GDP per capita, PPP
$6,242
2024
$3,164
2013
Government debt
$533M
2024
$18.8B
2018
Debt-to-GDP ratio
64.8%
2024
70.9%
2024
Government debt per person
$2,262
2024
$551
2018
Government debt per person rank 116/185 165/185
Average annual personal income after taxes
$3,111
2026
$1,127
2026
Land area 371 sq mi 203,850 sq mi
Population density
661 ppl/mi²
2026
210.9 ppl/mi²
2026
Fertility rate
3.64
2023
4.59
2023
Median age
20.3 years
2024
19.3 years
2024
Life expectancy
70.3 years
2026
69.7 years
2026

Sao Tome and Principe and Yemen: Comparison Charts

Sao Tome and Principe and Yemen economies compared

GDP
Sao Tome and Principe

Yemen
1x
Year GDP
Sao Tome Yemen
2024 $822,154,621 -
2023 $690,456,807 -
2022 $540,809,499 -
2021 $524,402,456 -
2020 $471,229,485 -
2019 $412,976,083 -
2018 $383,717,328 $21,606,160,663
2017 $322,002,845 $26,842,229,045
2016 $292,267,272 $31,317,825,274
2015 $259,999,643 $42,444,490,074
2014 $293,119,143 $43,228,585,321
2013 $267,041,748 $40,415,233,436
2012 $225,815,132 $35,401,331,610
2011 $226,455,001 $32,726,417,878
2010 $190,021,192 $30,906,749,533
2009 $200,668,065 $25,130,278,213
2008 $188,021,165 $26,910,855,807
2007 $149,146,919 $21,650,528,674
2006 $142,775,104 $19,063,143,370
2005 $136,450,662 $16,731,566,717
2004 $114,582,284 $13,867,634,371
2003 $102,085,769 $11,777,532,662
2002 $85,171,074 $10,693,430,511
2001 $75,951,133 $9,852,990,693
2000 $76,198,395 $9,679,316,770
1999 $77,302,212 $7,639,325,296
1998 $72,285,404 $6,322,175,566
1997 $91,920,274 $6,838,298,531
1996 $135,188,166 $6,496,163,616
1995 $103,695,237 $12,796,345,679
1994 $131,338,415 $28,019,483,764
1993 $125,742,229 $21,736,802,664
1992 $94,861,781 $17,959,367,194
1991 $107,484,143 $14,665,445,462
1990 $119,297,933 $12,643,821,569
1989 $98,545,367 -
1988 $99,000,764 -
1987 $115,952,925 -
1986 $115,928,907 -
1985 $82,733,069 -
1984 $78,213,796 -
1983 $75,110,289 -
1982 $80,307,763 -
1981 $83,499,264 -
1980 $81,662,231 -
1979 $65,755,928 -
1978 $55,044,563 -
1977 $49,207,692 -
1976 $52,039,421 -
1975 $60,101,710 -
1974 $57,817,591 -
1973 $56,011,245 -
1972 $41,430,257 -
1971 $37,288,845 -
1970 $37,211,826 -

Data sources: World Bank | Economy & Growth (1970–2024, retrieved 2026-04-06).

GeoRank.org/facts/sao-tome-and-principe/yemen | CC BY

Sao Tome and Principe and Yemen economies compared

GDP per capita
Sao Tome and Principe

Yemen
1x
Year GDP per capita
Sao Tome Yemen
2024 $3,491 -
2023 $2,991 -
2022 $2,390 -
2021 $2,363 -
2020 $2,167 -
2019 $1,935 -
2018 $1,826 $634
2017 $1,556 $811
2016 $1,435 $975
2015 $1,298 $1,362
2014 $1,490 $1,430
2013 $1,383 $1,379
2012 $1,192 $1,245
2011 $1,220 $1,186
2010 $1,045 $1,155
2009 $1,128 $969
2008 $1,082 $1,072
2007 $879 $890
2006 $862 $810
2005 $844 $734
2004 $727 $628
2003 $664 $549
2002 $568 $513
2001 $519 $487
2000 $529 $493
1999 $543 $401
1998 $514 $343
1997 $662 $383
1996 $987 $375
1995 $769 $764
1994 $990 $1,735
1993 $964 $1,397
1992 $740 $1,198
1991 $855 $1,016
1990 $970 $910
1989 $821 -
1988 $847 -
1987 $1,018 -
1986 $1,043 -
1985 $761 -
1984 $735 -
1983 $720 -
1982 $783 -
1981 $830 -
1980 $829 -
1979 $683 -
1978 $587 -
1977 $539 -
1976 $585 -
1975 $693 -
1974 $683 -
1973 $676 -
1972 $511 -
1971 $470 -
1970 $479 -

Data sources: World Bank | Economy & Growth (1970–2024, retrieved 2026-04-06).

GeoRank.org/facts/sao-tome-and-principe/yemen | CC BY

Sao Tome and Principe vs. Yemen life expectancy calculator

Life expectancy
Sao Tome and Principe

Yemen
1x
Year Life expectancy, years
Sao Tome Yemen
2026 70.3 69.7
2025 70.1 69.6
2024 69.9 69.4
2023 69.7 69.3
2022 69.2 68
2021 68 66
2020 68 66.4
2019 68 66.6
2018 67.6 65.9
2017 67.1 67.1
2016 66.6 67.1
2015 66 66.8
2014 65.5 68
2013 64.9 68
2012 64.5 67.6
2011 64.1 67.4
2010 63.9 67.2
2009 63.7 66.9
2008 63.4 66.6
2007 63.3 66.2
2006 63 65.8
2005 62.4 65.4
2004 62.6 64.9
2003 62.2 64.4
2002 61.8 63.8
2001 61.5 63.3
2000 61.2 62.8
1999 61 62.3
1998 60.8 61.8
1997 60.6 61.3
1996 60.6 60.9
1995 60.5 60.5
1994 60.6 59.8
1993 60.6 59.7
1992 60.7 59.3
1991 60.8 58.8
1990 60.7 58.5
1989 59.7 58
1988 60.8 57.4
1987 60.7 56.8
1986 57.6 54
1985 60.1 55.4
1984 59.9 54.6
1983 59.7 53.6
1982 59.5 52.4
1981 59.4 51.7
1980 59.4 50.6
1979 59.3 49.5
1978 59.1 48.5
1977 59 47.4
1976 58.8 46.4
1975 58.6 45.5
1974 58.3 44.5
1973 57.9 43.6
1972 57.4 42.7
1971 57 41.8
1970 56.3 40.6
1969 55.4 39.6
1968 54.5 38
1967 53.4 37.1
1966 52.3 36.3
1965 51.1 35.6
1964 49.7 34.9
1963 48.4 33.4
1962 46.8 33.7
1961 45.2 34.1
1960 43.6 33.5
1959 42.1 32.9
1958 41 32.4
1957 40.1 31.8
1956 39.5 31.3
1955 39.3 30.8
1954 39.2 30.4
1953 39.1 30
1952 39.1 29.6
1951 39.1 29.3
1950 39.1 28.9

Data sources: United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10).

GeoRank.org/facts/sao-tome-and-principe/yemen | CC BY

Sao Tome and Principe and Yemen population clocks and comparison

Population
Sao Tome and Principe

Yemen
1x
Year Population
Sao Tome Yemen
2024 235,536 40,583,164
2023 230,871 39,390,799
2022 226,305 38,222,876
2021 221,961 37,140,230
2020 217,435 36,134,863
2019 213,392 35,111,408
2018 210,187 34,085,182
2017 206,970 33,090,921
2016 203,689 32,109,010
2015 200,291 31,159,379
2014 196,767 30,226,309
2013 193,148 29,312,952
2012 189,439 28,433,647
2011 185,649 27,582,897
2010 181,802 26,754,387
2009 177,853 25,927,724
2008 173,793 25,111,941
2007 169,700 24,318,082
2006 165,638 23,543,083
2005 161,639 22,790,085
2004 157,705 22,095,167
2003 153,814 21,456,379
2002 149,922 20,835,086
2001 146,375 20,226,147
2000 144,018 19,624,141
1999 142,442 19,029,420
1998 140,751 18,446,013
1997 138,922 17,873,936
1996 136,962 17,313,177
1995 134,895 16,740,058
1994 132,732 16,149,147
1993 130,467 15,563,914
1992 128,110 14,989,494
1991 125,697 14,430,201
1990 122,980 13,887,862
1989 119,979 13,364,174
1988 116,939 12,859,708
1987 113,919 12,369,912
1986 111,150 11,901,040
1985 108,658 11,453,825
1984 106,394 11,025,597
1983 104,380 10,621,499
1982 102,508 10,241,006
1981 100,615 9,882,362
1980 98,544 9,543,358
1979 96,252 9,224,194
1978 93,794 8,926,586
1977 91,301 8,648,222
1976 88,922 8,384,113
1975 86,708 8,133,598
1974 84,672 7,896,783
1973 82,798 7,672,796
1972 81,041 7,460,068
1971 79,330 7,257,462
1970 77,626 7,065,279
1969 76,083 6,875,859
1968 74,765 6,690,524
1967 73,596 6,516,444
1966 72,576 6,351,494
1965 71,680 6,195,593
1964 70,865 6,048,006
1963 70,112 5,911,135
1962 69,403 5,782,221
1961 68,707 5,655,232
1960 68,012 5,532,301

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/sao-tome-and-principe/yemen | CC BY

Fertility rates in Sao Tome and Principe and Yemen

Fertility rate
Sao Tome and Principe

Yemen
1x
Year Fertility rate
Sao Tome Yemen
2023 3.64 4.59
2022 3.7 4.59
2021 3.76 4.6
2020 3.83 4.6
2019 3.9 4.6
2018 3.98 4.61
2017 4.07 4.61
2016 4.2 4.61
2015 4.35 4.62
2014 4.49 4.62
2013 4.58 4.62
2012 4.66 4.63
2011 4.72 4.63
2010 4.77 4.81
2009 4.84 5
2008 4.91 5.11
2007 4.96 5.26
2006 4.93 5.41
2005 4.94 5.56
2004 4.96 5.71
2003 5.01 5.84
2002 5.06 5.97
2001 5.1 6.14
2000 5.16 6.32
1999 5.23 6.49
1998 5.3 6.64
1997 5.4 6.82
1996 5.47 7
1995 5.55 7.53
1994 5.56 7.8
1993 5.64 8.05
1992 5.7 8.27
1991 5.77 8.46
1990 5.83 8.61
1989 5.88 8.71
1988 5.94 8.79
1987 5.99 8.83
1986 6.05 8.86
1985 6.1 8.86
1984 6.16 8.85
1983 6.22 8.83
1982 6.28 8.79
1981 6.33 8.75
1980 6.39 8.71
1979 6.43 8.67
1978 6.47 8.5
1977 6.5 8.47
1976 6.52 8.42
1975 6.53 8.37
1974 6.53 8.33
1973 6.53 8.29
1972 6.51 8.27
1971 6.49 8.26
1970 6.47 8.23
1969 6.44 8.22
1968 6.42 8.19
1967 6.39 8.17
1966 6.37 8.14
1965 6.35 8.1
1964 6.33 8.07
1963 6.31 8.03
1962 6.28 8.01
1961 6.26 8
1960 6.24 7.99

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/facts/sao-tome-and-principe/yemen | CC BY

Sao Tome and Principe and Yemen demographics compared

Median age
Sao Tome and Principe

Yemen
1x
Year Median age, years
Sao Tome Yemen
2024 20.3 19.3
2023 20.1 19.2
2022 19.9 19.2
2021 19.7 19.1
2020 19.5 19.1
2019 19.4 19.1
2018 19.3 19
2017 19.1 18.9
2016 19 18.8
2015 19 18.7
2014 18.9 18.5
2013 18.9 18.3
2012 18.9 18.1
2011 18.9 17.9
2010 18.8 17.7
2009 18.7 17.4
2008 18.7 17.2
2007 18.7 16.9
2006 18.6 16.7
2005 18.5 16.4
2004 18.4 16.2
2003 18.3 16
2002 18.1 15.8
2001 18 15.6
2000 17.9 15.4
1999 17.7 15.2
1998 17.5 15
1997 17.4 14.9
1996 17.3 14.8
1995 17.3 14.7
1994 17.2 14.6
1993 17.2 14.6
1992 17.3 14.6
1991 17.3 14.6
1990 17.4 14.6
1989 17.4 14.6
1988 17.4 14.7
1987 17.4 14.8
1986 17.4 14.9
1985 17.4 15
1984 17.4 15.1
1983 17.4 15.3
1982 17.4 15.5
1981 17.4 15.7
1980 17.3 15.9
1979 17.3 16.1
1978 17.2 16.3
1977 17.2 16.6
1976 17.1 16.8
1975 17.1 17
1974 17.1 17.3
1973 17 17.6
1972 17 17.8
1971 16.9 18.1
1970 16.9 18.4
1969 17.2 18.7
1968 17.7 18.9
1967 18.5 19.1
1966 19.5 19.2
1965 21 19.3
1964 22.4 19.4
1963 23.5 19.5
1962 24.1 19.6
1961 24.3 19.6
1960 24.2 19.7

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06).

GeoRank.org/facts/sao-tome-and-principe/yemen | CC BY

Interactive Maps

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National statistics comparison

Finance

Sao Tome Yemen
GNI, Atlas method
$671M
2024
$25.3B
2018
Government expenditure, % of GDP
24.7%
2024
8.91%
2024
Education expenditure, % of GDP
5.03%
2023
5.46%
2012
Military expenditure, % of GDP n/a
3.97%
2014
Armed forces personnel
1,000
1999
40,000
2020
Deficit/surplus, % of GDP
+0.92%
2024
-2.48%
2024
Unemployment rate
6.66%
2017
13.5%
2014
Services, % of GDP
80.3%
2024
41.8%
2018
Industry, % of GDP
2.83%
2024
25.4%
2018
Economic freedom index
60.6
2026
53.7
2015
Income share by richest 10%
32.8%
2017
29.4%
2014
Income share by poorest 10%
2.6%
2017
3%
2014
Total reserves including gold
$46.2M
2023
$1.25B
2022
Personal remittances received
$80.1M
2024
$3.43B
2024
International tourist arrivals
33,400
2018
398,000
2015
International tourism as share of exports
73.2%
2018
12.4%
2016
Banked people share n/a
11.9%
2022

Energy

Sao Tome Yemen
Energy use, kg of oil equivalent per capita
259.3 kg
2007
68.9 kg
2022
GDP PPP per kg equivalent of energy use
$10.2
2007
$11.2
2013
Carbon dioxide (CO2) emissions
0.15 megatons
2024
10.6 megatons
2024
CO2 emissions per capita
0.63 tons
2024
0.26 tons
2024
Fossil fuel energy use share
0%
2007
93.1%
2022
Renewable energy use share
42.5%
2022
3.7%
2021
Alternative and nuclear energy use share n/a
1.64%
2022
Net energy imports use share n/a
-11%
2022
Electric power consumption per capita n/a
54 kWh
2022
Renewable electricity output share
6.06%
2021
21.1%
2021
Hydroelectric share
5.85%
2021
0%
2021
Nuclear share
0%
2021
0%
2021
Electricity access
81.3%
2023
83.6%
2023

Society

Sao Tome Yemen
% of world population
0.003%
2024
0.5%
2024
Annual migration change
-650
2025
-16,291
2025
Urban population
68.9%
2024
36.8%
2024
Male:Female ratio
49.7:50.3
2024
50.7:49.3
2024
Average male height
5.59 ft
2025
5.39 ft
2025
Average female height
5.24 ft
2025
5.08 ft
2025
Quality of life index
32.3
2026
17.2
2026
Corruption Perceptions Index
45
2025
13
2025
Higher education index n/a
17
2026
Homicides per 100K people
3.23
2011
6.31
2013
Road traffic mortality per 100K people
27.9
2019
29.4
2019
Visa free countries
70
2025
44
2025
Adult literacy rate
93.8%
2022
54.1%
2004
English speaking
4.9%
2025
9%
2023
People using the Internet
61.5%
2023
13.8%
2020

Health

Sao Tome Yemen
Government health expenditure per capita
$171.1
2023
$47.8
2023
Out-of-pocket health expenditure per capita
$28.5
2023
$33
2023
Life expectancy
70.3 years
2026
69.7 years
2026
Foreign aid share of health expenditure
43.9%
2023
21.1%
2023
Physicians per 1,000 people
0.46
2022
0.1
2023
Age at first childbirth
19.4 years
2025
20.8 years
2025
Maternal mortality per 100K births
75
2023
118
2023
Mortality rate before reaching 5 years of age
13.9
2023
39.3
2023
Obesity rate
17.2%
2022
14.1%
2022
Diabetes prevalence
12.1%
2024
5.5%
2024
Air quality index
24
2026
31
2026
Tobacco use prevalence
7.8%
2022
21.4%
2022
Pure alcohol consumption per capita
4.79 liters
2020
0.04 liters
2020

Territory

Sao Tome Yemen
% of world land
0.0006%
2026
0.35%
2026
Land area per capita
1,574 sq mi
2024
5,023 sq mi
2024
Agricultural land area
166 sq mi
2026
90,549 sq mi
2026
Forest area
193.2 sq mi
2026
2,120 sq mi
2026
Roads length
808 mi
2018
n/a

In-depth comparisons

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Data sources:

  1. World Bank | Health (1960–2025, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (1950–2026, retrieved 2026-03-10)
  3. U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
  4. Central Intelligence Agency (CIA) (2000–2025, retrieved 2026-02-20)
  5. International Monetary Fund (IMF) | Fiscal Monitor (2018–2024, retrieved 2026-02-20)
  6. LivingCost (2026, retrieved 2025-10-14)
  7. The Heritage Foundation | Economic Freedom Index (2015–2026, retrieved 2026-03-09)
  8. World Obesity Federation (2022, retrieved 2026-02-08)
  9. Passport Index (2025, retrieved 2026-02-08)
  10. Transparency International (2025, retrieved 2026-02-10)
  11. EduRank (2026, retrieved 2025-10-13)

Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.