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Fertility & birth rates in Kiribati and Mauritania

Updated on by Georank team

Kiribati has an annual birth rate of 25.8 births per 1,000 people, compared to 34.4 for Mauritania. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 3.15 in Kiribati and 4.7 in Mauritania — 49.3% difference.

1960 vs 2023, the fertility rate has decreased by -51.1% in Kiribati and by -23.6% in Mauritania — in 1960, it was 6.44 and 6.15, respectively.

Birth rates facts compared:

  • Kiribati is ranked 50/196 by birth rate compared to 13/196 for Mauritania.
  • The mean age for first-time mothers is 23.1 years in Kiribati, compared to 21.8 years in Mauritania.
  • The mean age at childbearing (for all the births, not just the first) is 29 in Kiribati — it's 30.2 in Mauritania.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 44 in Kiribati vs 88.9 in Mauritania.
  • In Kiribati, 26% of the population is composed of women of reproductive age (15-49), compared to 24.3% in Mauritania.
  • Excluding migration, the natural population change due to births and deaths from 2022 to 2023 was +1.88% in Kiribati and +2.89% in Mauritania.

Birth rate data compared

Kiribati Mauritania
Fertility rate 3.15 4.7
Birth rate 25.8 34.4
Birth rate rank 50/196 13/196
Age at first childbirth 23.1 years 21.8 years
Average age at childbearing 29 years 30.2 years
Annual births per 1,000 women ages 15-19 44.4 86.4
Annual births per 1,000 women ages 20-29 155.1 176.1
Annual births per 1,000 women ages 30+ 46 82.1
Female of reproductive age (15-49), share of population 26% 24.3%
Any modern method of contraceptive prevalence among married women ages 15-49 27.3% 12.8%
Share of births attended by skilled health staff 91.9% 70.4%
Maternal mortality per live birth 0.08% 0.38%
Neonatal mortality rate (before reaching 28 days of age) 2.24% 2.15%
Infant mortality rate (before reaching 1 year of age) 3.97% 3.1%
Mortality rate before reaching 5 years of age, per 1,000 live births 5.51% 3.78%
Population change due to births and deaths +2,487 +145,164
Natural population change rank 135/196 70/196
Natural population change rate +1.88% +2.89%
Population growth +1.5% +2.93%
Population growth rank 74/197 18/197
Life expectancy 66.7 years 68.9 years

Fertility rate in Kiribati vs Mauritania chart

According to the latest available data on birth rates, the fertility rate in Kiribati was 3.15 children per woman in 2023, compared to 4.7 in Mauritania in 2023. The replacement level is considered to be 2.1 children per woman.

Check Kiribati vs Mauritania population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Kiribati
Factual

UN forecast
Mauritania
Factual

UN forecast

Births per woman

Year Fertility rate
Kiribati Mauritania
1960 6.44 6.15
1961 6.48 6.2
1962 6.42 6.24
1963 6.35 6.31
1964 6.29 6.37
1965 6.26 6.44
1966 6.23 6.52
1967 6.11 6.57
1968 5.98 6.6
1969 5.85 6.64
1970 5.71 6.68
1971 5.55 6.7
1972 5.37 6.71
1973 5.2 6.72
1974 5.09 6.73
1975 5.02 6.71
1976 4.96 6.73
1977 4.96 6.74
1978 4.97 6.73
1979 4.97 6.7
1980 4.96 6.67
1981 4.96 6.64
1982 4.95 6.59
1983 4.91 6.54
1984 4.91 6.48
1985 4.91 6.42
1986 4.87 6.34
1987 4.81 6.27
1988 4.73 6.21
1989 4.69 6.2
1990 4.67 6.18
1991 4.64 6.16
1992 4.57 6.13
1993 4.49 6.09
1994 4.44 6.06
1995 4.42 5.96
1996 4.43 5.86
1997 4.37 5.74
1998 4.29 5.62
1999 4.18 5.52
2000 4.07 5.46
2001 3.96 5.41
2002 3.81 5.37
2003 3.7 5.36
2004 3.73 5.37
2005 3.76 5.38
2006 3.82 5.4
2007 3.87 5.43
2008 3.9 5.44
2009 3.91 5.41
2010 3.9 5.38
2011 3.88 5.38
2012 3.77 5.35
2013 3.64 5.32
2014 3.52 5.26
2015 3.44 5.21
2016 3.38 5.16
2017 3.34 5.11
2018 3.32 5.04
2019 3.29 4.98
2020 3.25 4.91
2021 3.22 4.85
2022 3.18 4.77
2023 3.15 4.7
2024 3.12 4.63
2025 3.09 4.56
2026 3.06 4.48
2027 3.03 4.42
2028 3 4.36
2029 2.97 4.29
2030 2.94 4.24
2031 2.92 4.18
2032 2.89 4.11
2033 2.86 4.02
2034 2.84 3.97
2035 2.81 3.9
2036 2.79 3.83
2037 2.77 3.78
2038 2.74 3.71
2039 2.72 3.66
2040 2.69 3.6
2041 2.67 3.55
2042 2.64 3.5
2043 2.62 3.45
2044 2.6 3.39
2045 2.58 3.35
2046 2.56 3.3
2047 2.54 3.26
2048 2.52 3.21
2049 2.5 3.17
2050 2.48 3.14

Children 0-14 years as share of population

Kiribati
Factual

UN forecast
Mauritania
Factual

UN forecast
Year Share of people 0-14 years old
Kiribati Mauritania
1960 43.2% 41.8%
1961 43.5% 41.8%
1962 43.8% 41.8%
1963 44% 41.8%
1964 44% 42%
1965 43.9% 42.4%
1966 44.1% 42.8%
1967 44.5% 43.2%
1968 44.9% 43.6%
1969 45% 44%
1970 44.9% 44.4%
1971 44.8% 44.7%
1972 44.8% 44.9%
1973 44.6% 45.2%
1974 44.2% 45.4%
1975 43.7% 45.5%
1976 43.2% 45.6%
1977 42.8% 45.7%
1978 42.3% 45.8%
1979 41.8% 45.9%
1980 41.1% 45.9%
1981 40.5% 45.9%
1982 39.9% 45.8%
1983 39.5% 45.8%
1984 39.2% 45.7%
1985 39.2% 45.6%
1986 39.2% 45.5%
1987 39.4% 45.4%
1988 39.7% 45.3%
1989 39.9% 45.4%
1990 40.2% 45.4%
1991 40.5% 45.3%
1992 40.8% 44.9%
1993 41% 44.4%
1994 41.2% 44.3%
1995 41.2% 44.4%
1996 41.1% 44.6%
1997 41% 44.7%
1998 40.8% 44.6%
1999 40.5% 44.4%
2000 40.1% 44.2%
2001 39.8% 44.1%
2002 39.3% 44.2%
2003 38.9% 44.2%
2004 38.4% 44.2%
2005 38% 44.2%
2006 37.6% 44.2%
2007 37.3% 44.3%
2008 37% 44.1%
2009 36.8% 43.9%
2010 36.6% 43.9%
2011 36.4% 43.9%
2012 36.1% 44.1%
2013 35.7% 44.2%
2014 35.4% 44.2%
2015 35.2% 44.3%
2016 35% 44.2%
2017 35% 44.2%
2018 35.1% 44.1%
2019 35.1% 44%
2020 35.2% 43.8%
2021 35.2% 43.6%
2022 35.1% 43.4%
2023 34.9% 43%
2024 34.7% 42.7%
2025 34.4% 42.4%
2026 34% 42%
2027 33.5% 41.7%
2028 33.1% 41.3%
2029 32.7% 41%
2030 32.4% 40.7%
2031 32% 40.4%
2032 31.7% 40%
2033 31.3% 39.7%
2034 31% 39.3%
2035 30.6% 39%
2036 30.3% 38.6%
2037 30% 38.3%
2038 29.7% 37.9%
2039 29.4% 37.6%
2040 29.2% 37.3%
2041 29% 36.9%
2042 28.8% 36.6%
2043 28.6% 36.2%
2044 28.4% 35.9%
2045 28.3% 35.5%
2046 28.1% 35.2%
2047 27.9% 34.8%
2048 27.8% 34.5%
2049 27.6% 34.1%
2050 27.4% 33.8%

Children aged 0-14 make up 34.7% of the population in Kiribati and 42.7% in Mauritania in 2024, compared to 40.2% and 45.4% respectively in 1990.

Demographics of Kiribati and Mauritania compared.

Natural population change in Kiribati vs Mauritania by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.05% in Kiribati and +3% in Mauritania. The chart below illustrates the comparison of the absolute yearly changes resulting from births and deaths.

Kiribati
Mauritania

Natural population change

Year Population change due to births and deaths
Kiribati Mauritania
1960 1,141 21,604
1961 1,199 22,781
1962 1,233 23,927
1963 1,273 25,250
1964 1,318 26,565
1965 1,376 28,028
1966 1,437 29,502
1967 1,417 30,853
1968 1,393 32,029
1969 1,367 33,252
1970 1,388 34,382
1971 1,406 35,279
1972 1,406 36,184
1973 1,409 37,122
1974 1,430 38,106
1975 1,423 38,975
1976 1,425 40,149
1977 1,426 41,352
1978 1,480 42,539
1979 1,509 43,537
1980 1,571 45,026
1981 1,635 46,641
1982 1,697 47,947
1983 1,748 49,187
1984 1,813 50,705
1985 1,881 52,125
1986 1,933 53,313
1987 1,982 55,037
1988 2,022 56,654
1989 2,073 58,666
1990 2,127 59,934
1991 2,176 61,782
1992 2,173 63,501
1993 2,161 68,167
1994 2,168 70,570
1995 2,183 72,244
1996 2,217 71,939
1997 2,220 71,327
1998 2,210 72,045
1999 2,186 73,554
2000 2,153 75,929
2001 2,121 78,769
2002 2,074 80,993
2003 2,045 83,804
2004 2,118 87,578
2005 2,188 90,940
2006 2,285 94,991
2007 2,393 98,895
2008 2,493 102,432
2009 2,573 105,273
2010 2,644 108,121
2011 2,709 111,165
2012 2,678 113,489
2013 2,629 115,558
2014 2,577 118,792
2015 2,555 122,092
2016 2,546 125,342
2017 2,549 128,562
2018 2,561 131,584
2019 2,560 134,460
2020 2,497 134,899
2021 2,408 137,557
2022 2,522 142,451
2023 2,487 145,164

Fertility rates around the globe

Fertility rate

Maternal mortality chart: Kiribati vs Mauritania

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 80 deaths per 100,000 live births in Kiribati, compared to 381 deaths in Mauritania.

Kiribati
Mauritania
Year Maternal mortality per 100K births
Kiribati Mauritania
1985 246 998
1986 232 961
1987 231 914
1988 220 887
1989 212 883
1990 199 858
1991 188 845
1992 175 811
1993 162 813
1994 150 809
1995 148 815
1996 141 813
1997 132 752
1998 126 698
1999 121 669
2000 119 644
2001 113 616
2002 109 590
2003 105 571
2004 106 557
2005 104 536
2006 102 521
2007 101 516
2008 100 506
2009 99 500
2010 102 499
2011 98 494
2012 98 496
2013 93 496
2014 91 484
2015 90 469
2016 88 456
2017 90 450
2018 87 437
2019 89 424
2020 89 413
2021 122 425
2022 86 385
2023 80 381

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 5.51% in Kiribati and 3.78% in Mauritania. Below is the historical data on under-five mortality rates.

Kiribati
Mauritania

Probability that a newborn baby will die before reaching age five

Year Mortality rate before reaching 5 years of age, per 1,000 live births
Kiribati Mauritania
1960 19.9% 25.3%
1961 19.5% 24.7%
1962 18.9% 24%
1963 18.3% 23.4%
1964 17.7% 22.7%
1965 17.1% 22%
1966 16.4% 21.3%
1967 15.8% 20.6%
1968 15.2% 19.9%
1969 14.6% 19.4%
1970 14.1% 19%
1971 13.7% 18.9%
1972 13.3% 18.9%
1973 13% 19%
1974 12.7% 19%
1975 12.5% 18.9%
1976 12.4% 18.6%
1977 12.3% 18.2%
1978 12.2% 17.6%
1979 12% 17.1%
1980 11.9% 16.6%
1981 11.7% 16.1%
1982 11.6% 15.6%
1983 11.4% 15.1%
1984 11.1% 14.5%
1985 10.9% 13.8%
1986 10.6% 13.2%
1987 10.2% 12.6%
1988 9.87% 12.1%
1989 9.5% 11.8%
1990 9.13% 11.5%
1991 8.77% 11.4%
1992 8.44% 11.3%
1993 8.13% 11.2%
1994 7.87% 11.2%
1995 7.64% 11.1%
1996 7.42% 11%
1997 7.22% 10.8%
1998 7.02% 10.6%
1999 6.83% 10.2%
2000 6.64% 9.82%
2001 6.46% 9.35%
2002 6.31% 8.81%
2003 6.2% 8.25%
2004 6.13% 7.7%
2005 6.07% 7.18%
2006 6.03% 6.73%
2007 5.99% 6.35%
2008 5.93% 6.04%
2009 5.87% 5.79%
2010 5.82% 5.61%
2011 5.79% 5.45%
2012 5.78% 5.31%
2013 5.8% 5.17%
2014 5.84% 5.04%
2015 5.89% 4.89%
2016 5.95% 4.74%
2017 5.99% 4.59%
2018 5.98% 4.45%
2019 5.93% 4.3%
2020 5.86% 4.17%
2021 5.76% 4.03%
2022 5.65% 3.91%
2023 5.51% 3.78%

Compare countries by 7 more topics

Birth rate comparisons

Birth rate vs Kiribati vs Mauritania
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