Fertility & birth rates in Guinea-Bissau and South Sudan

Fertility rate in Guinea-Bissau vs South Sudan chart

According to the latest available data on birth rates, the fertility rate in Guinea-Bissau was 3.84 children per woman in 2023, compared to 3.86 in South Sudan in 2023. The replacement level is considered to be 2.1 children per woman.

Check Guinea-Bissau vs South Sudan population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Guinea-Bissau	South Sudan
1960	5.92	7.16
1961	5.93	7.18
1962	5.94	7.2
1963	5.95	7.2
1964	5.96	7.22
1965	5.97	7.22
1966	5.98	7.25
1967	5.99	7.26
1968	6.01	7.26
1969	6.02	7.28
1970	6.04	7.29
1971	6.06	7.3
1972	6.08	7.31
1973	6.1	7.31
1974	6.12	7.31
1975	6.15	7.33
1976	6.19	7.33
1977	6.25	7.33
1978	6.32	7.33
1979	6.4	7.32
1980	6.49	7.33
1981	6.57	7.33
1982	6.64	7.34
1983	6.69	7.34
1984	6.73	7.35
1985	6.74	7.36
1986	6.73	7.38
1987	6.72	7.39
1988	6.69	7.38
1989	6.66	7.37
1990	6.5	7.38
1991	6.47	7.38
1992	6.44	7.37
1993	6.37	7.36
1994	6.3	7.35
1995	6.22	7.34
1996	6.14	7.32
1997	6.06	7.2
1998	5.97	7.08
1999	5.87	6.94
2000	5.79	6.8
2001	5.69	6.65
2002	5.63	6.52
2003	5.58	6.35
2004	5.5	6.19
2005	5.46	6.02
2006	5.41	5.85
2007	5.37	5.7
2008	5.27	5.57
2009	5.18	5.45
2010	5.11	5.32
2011	5.07	5.19
2012	5	5.06
2013	4.93	4.94
2014	4.79	4.82
2015	4.66	4.7
2016	4.52	4.58
2017	4.35	4.48
2018	4.24	4.37
2019	4.15	4.26
2020	4.08	4.16
2021	4	4.05
2022	3.91	3.96
2023	3.84	3.86
2024	3.76	3.79
2025	3.68	3.71
2026	3.62	3.63
2027	3.56	3.56
2028	3.5	3.49
2029	3.44	3.43
2030	3.37	3.37
2031	3.31	3.31
2032	3.25	3.26
2033	3.2	3.2
2034	3.15	3.15
2035	3.09	3.1
2036	3.04	3.06
2037	3	3.01
2038	2.95	2.96
2039	2.91	2.92
2040	2.87	2.88
2041	2.84	2.84
2042	2.8	2.8
2043	2.77	2.76
2044	2.74	2.73
2045	2.71	2.69
2046	2.67	2.66
2047	2.64	2.63
2048	2.62	2.6
2049	2.59	2.58
2050	2.56	2.55

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Guinea-Bissau	South Sudan
1960	36.9%	42.5%
1961	37.1%	42.6%
1962	37.7%	42.6%
1963	38.4%	42.8%
1964	39.6%	43%
1965	41%	43.3%
1966	41.9%	43.5%
1967	42.1%	43.8%
1968	41.8%	44%
1969	41.9%	44.3%
1970	41.9%	44.5%
1971	41.9%	44.7%
1972	41.9%	44.8%
1973	41.6%	45%
1974	41.4%	45.1%
1975	41.8%	45.2%
1976	42.6%	45.3%
1977	43.7%	45.4%
1978	44.8%	45.5%
1979	45.1%	45.7%
1980	45%	45.8%
1981	45.3%	46%
1982	45.5%	46.2%
1983	45.7%	46.3%
1984	45.9%	46.5%
1985	45.9%	46.6%
1986	46%	46.7%
1987	45.9%	46.9%
1988	45.9%	46.2%
1989	45.8%	45.4%
1990	45.7%	45.4%
1991	45.5%	45.5%
1992	45.5%	45.6%
1993	45.4%	45.7%
1994	45.4%	45.8%
1995	45.3%	45.8%
1996	45.2%	46%
1997	45.1%	46%
1998	45%	45.8%
1999	44.8%	45.6%
2000	44.7%	45.5%
2001	44.5%	45.5%
2002	44.3%	45.7%
2003	44.2%	45.9%
2004	44%	45.8%
2005	43.9%	45.3%
2006	43.8%	44.8%
2007	43.6%	44.3%
2008	43.5%	43.8%
2009	43.3%	43.4%
2010	43.2%	42.8%
2011	43%	42.2%
2012	42.8%	41.9%
2013	42.7%	41.9%
2014	42.5%	42.5%
2015	42.2%	43.1%
2016	42%	43.7%
2017	41.7%	45%
2018	41.3%	44.9%
2019	40.9%	43.6%
2020	40.5%	42.4%
2021	40.1%	41.6%
2022	39.7%	40.9%
2023	39.2%	39.9%
2024	38.8%	38.9%
2025	38.3%	38%
2026	37.8%	37.1%
2027	37.4%	36.2%
2028	36.9%	35.5%
2029	36.4%	35%
2030	36%	34.7%
2031	35.5%	34.5%
2032	35.1%	34.4%
2033	34.8%	34.3%
2034	34.4%	34.3%
2035	34.1%	34.2%
2036	33.7%	34.1%
2037	33.4%	34%
2038	33%	33.8%
2039	32.7%	33.7%
2040	32.4%	33.4%
2041	32%	33.2%
2042	31.7%	32.9%
2043	31.4%	32.5%
2044	31%	32.2%
2045	30.7%	31.8%
2046	30.4%	31.4%
2047	30.1%	31%
2048	29.7%	30.5%
2049	29.4%	30.1%
2050	29.1%	29.7%

Children aged 0-14 make up 38.8% of the population in Guinea-Bissau and 38.9% in South Sudan in 2024, compared to 45.7% and 45.4% respectively in 1990.

Demographics of Guinea-Bissau and South Sudan compared.

Natural population change in Guinea-Bissau vs South Sudan by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.44% in Guinea-Bissau and +1.65% in South Sudan. The chart below illustrates the comparison of the absolute yearly changes resulting from births and deaths.

Table

Year	Population change due to births and deaths
	Guinea-Bissau	South Sudan
1960	10,618	42,945
1961	10,756	45,186
1962	10,662	47,406
1963	9,190	46,333
1964	8,989	64,786
1965	7,789	51,682
1966	6,955	38,523
1967	6,742	41,357
1968	7,289	44,213
1969	7,857	42,015
1970	7,632	44,776
1971	8,183	72,308
1972	7,911	74,803
1973	8,430	94,765
1974	10,321	97,181
1975	11,998	99,882
1976	13,688	102,346
1977	15,484	104,886
1978	17,468	107,352
1979	19,736	109,540
1980	21,024	112,307
1981	21,611	115,163
1982	22,131	118,641
1983	22,542	104,107
1984	22,861	90,970
1985	23,116	95,342
1986	23,301	99,502
1987	23,549	5,756
1988	23,940	-125,447
1989	24,286	83,735
1990	23,936	82,900
1991	24,527	87,873
1992	25,747	28,874
1993	26,943	32,779
1994	27,895	165,407
1995	29,142	110,417
1996	29,778	116,728
1997	29,792	121,454
1998	30,390	-12,157
1999	30,916	180,721
2000	32,816	196,055
2001	33,461	204,108
2002	34,561	212,014
2003	35,649	225,822
2004	36,495	231,877
2005	37,347	239,272
2006	38,886	246,706
2007	40,288	256,546
2008	40,841	268,268
2009	41,950	278,859
2010	43,067	287,409
2011	44,405	303,181
2012	45,480	312,974
2013	46,472	315,983
2014	46,615	227,611
2015	46,846	148,542
2016	46,814	110,553
2017	46,318	72,193
2018	46,659	168,497
2019	47,196	209,708
2020	46,718	212,332
2021	47,242	213,567
2022	48,920	211,166
2023	49,498	217,966

Maternal mortality chart: Guinea-Bissau vs South Sudan

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 505 deaths per 100,000 live births in Guinea-Bissau, compared to 692 deaths in South Sudan.

Table

Year	Maternal mortality per 100K births
	Guinea-Bissau	South Sudan
1985	1,851	3,845
1986	1,825	3,720
1987	1,796	8,045
1988	1,759	5,535
1989	1,698	5,103
1990	1,709	4,877
1991	1,663	4,764
1992	1,633	7,597
1993	1,613	7,537
1994	1,644	1,666
1995	1,556	4,430
1996	1,539	4,357
1997	1,642	4,172
1998	1,465	7,514
1999	1,461	2,048
2000	1,295	1,658
2001	1,222	1,580
2002	1,141	1,521
2003	1,069	1,199
2004	980	1,150
2005	956	1,074
2006	831	1,005
2007	792	933
2008	802	858
2009	753	823
2010	698	776
2011	678	770
2012	704	755
2013	707	771
2014	662	1,216
2015	631	1,436
2016	617	1,629
2017	597	1,662
2018	585	913
2019	598	745
2020	603	729
2021	617	749
2022	539	704
2023	505	692

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 6.93% in Guinea-Bissau and 9.87% in South Sudan. Below is the historical data on under-five mortality rates.

Table

Year	Mortality rate before reaching 5 years of age, per 1,000 live births
	Guinea-Bissau	South Sudan
1960	-	35.5%
1961	-	35.2%
1962	-	34.9%
1963	-	34.6%
1964	-	34.3%
1965	-	34%
1966	-	33.6%
1967	-	33.3%
1968	-	32.9%
1969	-	32.6%
1970	-	32.3%
1971	-	31.9%
1972	-	31.6%
1973	-	31.3%
1974	-	30.9%
1975	-	30.6%
1976	-	30.2%
1977	-	29.9%
1978	-	29.5%
1979	-	29.2%
1980	-	28.9%
1981	-	28.5%
1982	-	28.2%
1983	-	27.8%
1984	-	27.5%
1985	24.4%	27.1%
1986	24%	26.7%
1987	23.5%	36%
1988	23.1%	76.7%
1989	22.7%	30.7%
1990	22.2%	30.3%
1991	21.8%	29.7%
1992	21.3%	33.8%
1993	20.9%	33.1%
1994	20.4%	23%
1995	19.9%	27%
1996	19.4%	26.1%
1997	18.9%	25.2%
1998	18.4%	42.6%
1999	17.9%	19.2%
2000	17.4%	18.3%
2001	16.8%	17.4%
2002	16.3%	16.5%
2003	15.7%	15.7%
2004	15.1%	14.8%
2005	14.5%	14.1%
2006	13.9%	13.4%
2007	13.2%	12.7%
2008	12.6%	12.1%
2009	12%	11.5%
2010	11.4%	10.9%
2011	10.9%	10.5%
2012	10.4%	10.1%
2013	9.93%	9.92%
2014	9.53%	18.2%
2015	9.18%	23.7%
2016	8.84%	26.4%
2017	8.53%	27.8%
2018	8.21%	13.2%
2019	7.91%	9.87%
2020	7.66%	9.87%
2021	7.41%	9.87%
2022	7.16%	9.87%
2023	6.93%	9.87%