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Bulgaria vs Nauru statistics compared

Updated on by Georank team

Bulgaria has a population of 6.44M (ranked 110/197), compared with 11.9K in Nauru (ranked 195/197). Bulgaria's land area is 41,915 sq mi versus 7.72 sq mi for Nauru (ranked 101st vs. 195th).

By GDP, Bulgaria ranks 68/197 ($112B) and Nauru ranks 195/197 ($160M). By GDP per capita, Bulgaria ranks 64/197 ($17,412), while Nauru ranks 75/197 ($13,422).

Main facts and rankings

Bulgaria Nauru
Population
6403235
12088
Population rank 111/197 195/197
GDP
$112B
2024
$160M
2024
GDP rank 68/197 195/197
GDP per capita
$17,412
2024
$13,422
2024
GDP per capita rank 64/197 75/197
GDP per capita, PPP
$41,086
2024
$14,327
2024
Government debt
$26.2B
2024
$28.2M
2024
Debt-to-GDP ratio
28%
2025
15.2%
2025
Government debt per person
$4,067
2024
$2,360
2024
Government debt per person rank 90/185 114/185
Average annual personal income after taxes
$12,784
2025
$8,196
2025
Land area
41,915 sq mi
2025
7.72 sq mi
2025
Population density
153.7 ppl/mi²
2024
1,547 ppl/mi²
2024
Fertility rate
1.81
2023
3.33
2023
Median age
45.5 years
2024
21.4 years
2024
Life expectancy
76 years
2025
62.4 years
2025

Bulgaria and Nauru: Comparison Charts

Bulgaria and Nauru economies compared

GDP
Bulgaria

Nauru
Year GDP
Bulgaria Nauru
1970 - $17,570,366
1971 - $19,009,433
1972 - $21,734,269
1973 - $26,529,817
1974 - $35,994,511
1975 - $40,106,776
1976 - $40,287,427
1977 - $40,444,702
1978 - $41,754,147
1979 - $44,431,330
1980 $19,839,230,769 $46,947,124
1981 $19,870,000,000 $51,689,637
1982 $19,342,000,000 $52,877,742
1983 $16,563,666,667 $48,439,093
1984 $17,594,944,444 $47,363,231
1985 $17,155,421,053 $41,548,741
1986 $20,249,294,118 $39,939,391
1987 $28,101,000,000 $40,118,410
1988 $22,555,941,176 $45,931,134
1989 $21,988,444,444 $53,736,786
1990 $20,632,090,909 $55,572,376
1991 $7,628,738,475 $52,533,789
1992 $8,602,887,623 $51,133,123
1993 $10,832,064,942 $43,542,088
1994 $9,709,240,034 $39,742,511
1995 $18,991,484,420 $39,969,706
1996 $12,294,964,838 $37,458,801
1997 $11,316,127,379 $37,331,507
1998 $15,031,055,047 $29,664,451
1999 $13,637,098,579 $27,328,613
2000 $13,245,990,274 $26,930,980
2001 $14,183,446,026 $22,613,288
2002 $16,403,043,850 $21,017,424
2003 $21,144,957,990 $24,778,160
2004 $26,157,743,369 $30,587,566
2005 $29,868,657,858 $30,282,840
2006 $34,380,536,496 $29,183,627
2007 $44,431,257,129 $23,068,623
2008 $54,480,684,188 $37,184,925
2009 $52,023,801,230 $44,024,970
2010 $50,689,051,382 $47,442,299
2011 $57,681,293,007 $65,444,174
2012 $54,297,052,002 $100,794,925
2013 $55,819,262,375 $94,385,015
2014 $57,080,897,012 $98,752,257
2015 $50,765,918,159 $84,383,389
2016 $53,929,397,039 $97,276,023
2017 $59,167,647,388 $108,862,279
2018 $66,251,582,036 $130,937,590
2019 $68,634,004,792 $124,871,111
2020 $70,550,652,467 $124,530,027
2021 $84,414,122,840 $175,513,985
2022 $90,509,236,929 $152,190,819
2023 $102,396,840,296 $151,455,968
2024 $112,211,952,704 $160,350,640

Bulgaria and Nauru economies compared

GDP per capita
Bulgaria

Nauru
Year GDP per capita
Bulgaria Nauru
1970 - $2,619
1971 - $2,811
1972 - $3,191
1973 - $3,864
1974 - $5,199
1975 - $5,740
1976 - $5,703
1977 - $5,646
1978 - $5,721
1979 - $5,950
1980 $2,239 $6,138
1981 $2,235 $6,594
1982 $2,169 $6,577
1983 $1,853 $5,896
1984 $1,964 $5,654
1985 $1,915 $4,859
1986 $2,260 $4,569
1987 $3,132 $4,485
1988 $2,511 $5,012
1989 $2,477 $5,723
1990 $2,367 $5,776
1991 $884 $5,333
1992 $1,007 $5,103
1993 $1,279 $4,310
1994 $1,150 $3,921
1995 $2,259 $3,932
1996 $1,470 $3,679
1997 $1,361 $3,661
1998 $1,820 $2,909
1999 $1,661 $2,683
2000 $1,621 $2,649
2001 $1,771 $2,232
2002 $2,093 $2,085
2003 $2,719 $2,463
2004 $3,390 $3,041
2005 $3,900 $3,014
2006 $4,523 $2,908
2007 $5,889 $2,302
2008 $7,271 $3,715
2009 $6,988 $4,395
2010 $6,854 $4,724
2011 $7,850 $6,481
2012 $7,432 $9,817
2013 $7,796 $8,975
2014 $8,070 $9,193
2015 $7,269 $7,703
2016 $7,822 $8,724
2017 $8,697 $9,613
2018 $9,872 $11,409
2019 $10,373 $10,777
2020 $10,770 $10,696
2021 $12,972 $14,990
2022 $14,000 $12,896
2023 $15,884 $12,754
2024 $17,412 $13,422

Bulgaria vs. Nauru life expectancy calculator

Life expectancy
Bulgaria

Nauru
Year Life expectancy, years
Bulgaria Nauru
1950 61.5 56.6
1951 60.7 56.8
1952 59.6 57
1953 64.2 57.2
1954 64.4 57.4
1955 64.8 57.5
1956 65.2 57.6
1957 66.6 57.7
1958 68.7 57.8
1959 66.6 57.9
1960 69.2 57.9
1961 70.2 58
1962 69.5 58
1963 70.3 58.1
1964 71.1 58.2
1965 71.3 58.3
1966 71.2 58.4
1967 70.4 58.6
1968 71.2 58.6
1969 70.5 58.4
1970 71.3 58.4
1971 70.9 58.4
1972 70.9 58.4
1973 71.3 58.4
1974 71.2 58.3
1975 71 58.3
1976 71.4 58.2
1977 70.8 58.1
1978 71.1 58.3
1979 71.2 58.4
1980 71.1 58.5
1981 71.5 58.6
1982 71.1 58.6
1983 71.2 58.7
1984 71.3 58.7
1985 71 58.6
1986 71.6 58.6
1987 71.3 58.6
1988 71.4 58.7
1989 71.5 58.9
1990 71.3 59.1
1991 71.2 59.3
1992 71.2 59.5
1993 71.2 59.8
1994 70.9 60
1995 71 60.1
1996 70.8 60.1
1997 70.3 60
1998 70.9 59.9
1999 71.6 59.7
2000 71.6 59.6
2001 71.9 59.5
2002 72.1 59.4
2003 72.4 59.4
2004 72.6 59.3
2005 72.6 59.4
2006 72.7 59.4
2007 73 59.5
2008 73.3 59.7
2009 73.7 59.9
2010 73.8 60.1
2011 74.2 60.3
2012 74.3 60.5
2013 74.8 60.7
2014 74.5 60.8
2015 74.6 60.9
2016 74.8 61
2017 74.8 61.1
2018 74.9 61.2
2019 75.1 61.4
2020 73.6 61.5
2021 71.4 61.3
2022 74 61.9
2023 75.6 62.1
2024 75.8 62.3
2025 76 62.4

Bulgaria and Nauru population clocks and comparison

Population
Bulgaria

Nauru
Year Population
Bulgaria Nauru
1960 7,867,374 4,607
1961 7,943,118 4,774
1962 8,012,946 4,979
1963 8,078,145 5,226
1964 8,144,340 5,515
1965 8,204,168 5,832
1966 8,258,057 6,043
1967 8,310,226 6,135
1968 8,369,603 6,328
1969 8,434,172 6,581
1970 8,489,574 6,710
1971 8,536,395 6,762
1972 8,576,200 6,812
1973 8,620,967 6,866
1974 8,678,745 6,923
1975 8,720,742 6,987
1976 8,758,599 7,064
1977 8,804,183 7,163
1978 8,814,032 7,298
1979 8,825,940 7,468
1980 8,861,535 7,649
1981 8,891,117 7,839
1982 8,917,457 8,040
1983 8,939,738 8,216
1984 8,960,679 8,377
1985 8,960,547 8,551
1986 8,958,171 8,742
1987 8,971,359 8,946
1988 8,981,446 9,165
1989 8,876,972 9,390
1990 8,718,289 9,622
1991 8,632,367 9,850
1992 8,540,164 10,021
1993 8,472,313 10,102
1994 8,443,591 10,137
1995 8,406,067 10,165
1996 8,362,826 10,183
1997 8,312,068 10,197
1998 8,256,786 10,198
1999 8,210,624 10,187
2000 8,170,172 10,168
2001 8,009,142 10,130
2002 7,837,161 10,082
2003 7,775,327 10,059
2004 7,716,860 10,060
2005 7,658,972 10,049
2006 7,601,022 10,034
2007 7,545,338 10,020
2008 7,492,561 10,009
2009 7,444,443 10,016
2010 7,395,599 10,043
2011 7,348,328 10,098
2012 7,305,888 10,267
2013 7,160,005 10,517
2014 7,073,572 10,742
2015 6,984,225 10,954
2016 6,894,139 11,150
2017 6,803,468 11,324
2018 6,710,798 11,477
2019 6,616,726 11,587
2020 6,550,696 11,643
2021 6,507,301 11,709
2022 6,465,097 11,801
2023 6,446,596 11,875
2024 6,444,366 11,947

Fertility rates in Bulgaria and Nauru

Fertility rate
Bulgaria

Nauru
Year Fertility rate
Bulgaria Nauru
1960 2.31 5.34
1961 2.29 5.38
1962 2.24 5.42
1963 2.21 5.44
1964 2.19 5.47
1965 2.09 5.48
1966 2.03 5.41
1967 2.02 5.29
1968 2.27 5.14
1969 2.27 4.94
1970 2.17 4.74
1971 2.1 4.54
1972 2.03 4.36
1973 2.15 4.19
1974 2.29 4.07
1975 2.23 3.97
1976 2.24 3.9
1977 2.21 3.86
1978 2.15 3.84
1979 2.16 3.85
1980 2.05 3.88
1981 2 3.94
1982 2.01 3.99
1983 2.01 4.06
1984 2.01 4.11
1985 1.97 4.14
1986 2.02 4.15
1987 1.96 4.14
1988 1.97 4.11
1989 1.9 4.07
1990 1.82 4.02
1991 1.66 3.99
1992 1.55 3.95
1993 1.46 3.89
1994 1.37 3.84
1995 1.23 3.81
1996 1.23 3.78
1997 1.09 3.74
1998 1.11 3.68
1999 1.23 3.64
2000 1.26 3.54
2001 1.21 3.46
2002 1.23 3.4
2003 1.26 3.39
2004 1.33 3.38
2005 1.37 3.38
2006 1.44 3.4
2007 1.49 3.5
2008 1.56 3.67
2009 1.66 3.85
2010 1.57 4.02
2011 1.51 4.12
2012 1.5 4.12
2013 1.54 4.1
2014 1.62 4.09
2015 1.64 4.08
2016 1.67 4.03
2017 1.71 3.88
2018 1.73 3.68
2019 1.79 3.53
2020 1.77 3.47
2021 1.8 3.43
2022 1.78 3.38
2023 1.81 3.33

Bulgaria and Nauru demographics compared

Median age
Bulgaria

Nauru
Year Median age, years
Bulgaria Nauru
1960 30.4 23.8
1961 30.7 24
1962 31 23.9
1963 31.3 23.7
1964 31.6 23.4
1965 32 23.1
1966 32.3 22.9
1967 32.6 22.9
1968 32.8 21.2
1969 33 18.9
1970 33.2 18.7
1971 33.3 19.1
1972 33.5 19.4
1973 33.6 19.8
1974 33.6 20.4
1975 33.7 21
1976 33.8 21.5
1977 33.9 22.1
1978 34 22.9
1979 34.1 23.6
1980 34.2 24.2
1981 34.4 24.7
1982 34.6 25.1
1983 34.8 25.2
1984 35 24.5
1985 35.3 23.7
1986 35.6 22.8
1987 35.8 22.1
1988 35.9 21.4
1989 36.2 20.8
1990 36.6 20.2
1991 37 19.7
1992 37.4 19.4
1993 37.7 19.3
1994 38 19.3
1995 38.3 19.3
1996 38.6 19.4
1997 38.9 19.5
1998 39.1 19.6
1999 39.4 19.8
2000 39.7 20.1
2001 40 20.4
2002 40.3 20.6
2003 40.6 20.8
2004 40.8 21
2005 41.1 21.2
2006 41.3 21.3
2007 41.5 21.5
2008 41.7 21.7
2009 42 21.8
2010 42.3 21.8
2011 42.5 21.8
2012 42.8 21.7
2013 43 21.6
2014 43.3 21.5
2015 43.6 21.4
2016 43.8 21.5
2017 44.1 21.6
2018 44.3 21.8
2019 44.6 21.9
2020 44.9 21.8
2021 45 21.7
2022 45.2 21.6
2023 45.3 21.5
2024 45.5 21.4

Interactive Maps

Use the buttons below to switch between world maps comparing statistics for Bulgaria and Nauru.

GDP per capita

GDP

Life expectancy

Population

Population density

Fertility rate

Median age

Land area

National statistics comparison

Finance

Bulgaria Nauru
GNI, Atlas method
$98.7B
2024
$254M
2024
Government expenditure, % of GDP
39%
2025
135%
2025
Education expenditure, % of GDP
4.5%
2022
5.68%
2023
Military expenditure, % of GDP
1.85%
2023
n/a
Armed forces personnel
37,000
2020
n/a
Deficit/surplus, % of GDP
-3.03%
2025
+10.8%
2025
Unemployment rate
4.17%
2024
5.06%
2021
Services, % of GDP
62.6%
2024
n/a
Industry, % of GDP
22.5%
2024
n/a
Economic freedom index
68.8
2025
60
2025
Income share by richest 10%
31.1%
2023
25.3%
2012
Income share by poorest 10%
2.1%
2023
3.4%
2012
Number of billionaires
2
2025
n/a
Percentage of billionaires
0.00004%
2025
n/a
Listed domestic companies
204
2024
n/a
Market capitalization of domestic companies
$8.41B
2024
n/a
Total reserves including gold
$43.7B
2024
n/a
Personal remittances received
$2.67B
2024
$881K
2023
International tourist arrivals
4,973,000
2020
n/a
International tourism as share of exports
4.49%
2020
2.32%
2018
Banked people share
84.7%
2024
n/a

Energy

Bulgaria Nauru
Energy use, kg of oil equivalent per capita
2,604 kg
2023
n/a
GDP PPP per kg equivalent of energy use
$14.4
2023
n/a
Carbon dioxide (CO2) emissions
39.8 megatons
2023
0 megatons
2023
CO2 emissions per capita
6.17 tons
2023
0 tons
2023
Fossil fuel energy use share
68.8%
2022
n/a
Renewable energy use share
20.4%
2021
1.9%
2022
Alternative and nuclear energy use share
29.8%
2023
n/a
Net energy imports use share
40.9%
2023
n/a
Electric power consumption per capita
5,361 kWh
2023
n/a
Renewable electricity output share
22.2%
2021
9.82%
2021
Hydroelectric share
7.78%
2023
0%
2021
Nuclear share
40.2%
2023
0%
2021
Electricity access
100%
2023
100%
2023

Society

Bulgaria Nauru
% of world population
0.08%
2024
0.0001%
2024
Annual migration change
+524
2024
-121
2024
Urban population
77%
2024
100%
2024
Male:Female ratio
50:50
2024
50:50
2024
Average male height
5.72 ft
2025
5.56 ft
2025
Average female height
5.4 ft
2025
5.18 ft
2025
Quality of life index
67.9
2025
50.4
2025
Corruption Perceptions Index
43
2024
56
2025
Higher education index
69
2025
n/a
Homicides per 100K people
1.09
2023
0
2012
Road traffic mortality per 100K people
9.2
2019
1
2025
Visa free countries
171
2025
90
2025
Adult literacy rate
98.4%
2021
96.6%
2023
English speaking
24.9%
2023
96.7%
2023
People using the Internet
82.4%
2024
81.7%
2020

Health

Bulgaria Nauru
Government health expenditure per capita
$1,011
2022
$2,264
2022
Out-of-pocket health expenditure per capita
$355
2022
$10.6
2022
Life expectancy
76 years
2025
62.4 years
2025
Foreign aid share of health expenditure
0.56%
2021
11.2%
2022
Physicians per 1,000 people
4.9
2022
1.25
2015
Age at first childbirth
26.9 years
2023
22.1 years
2017
Maternal mortality per 100K births
6
2023
273
2023
Mortality rate before reaching 5 years of age, per 1,000 live births
6.1
2023
8.9
2023
Obesity rate
21.2%
2022
71.1%
2022
Diabetes prevalence
7.4%
2024
21.8%
2024
Air quality index
60
2025
93
2025
Tobacco use prevalence
39.5%
2022
48.3%
2022
Pure alcohol consumption per capita
11.6 liters
2020
2.79 liters
2020

Territory

Bulgaria Nauru
% of world land
0.07%
2025
0.00001%
2025
Land area per capita
6,504 sq mi
2024
646 sq mi
2024
Agricultural land area
19,317 sq mi
2025
1.54 sq mi
2025
Forest area
15,182 sq mi
2025
0 sq mi
2025
Roads length
12,124 mi
2023
18.6 mi
2002

In-depth comparisons

Facts comparisons

Facts vs Bulgaria vs Nauru
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