Fertility & birth rates in Bolivia and Bulgaria

Fertility rate in Bolivia vs Bulgaria chart

According to the latest available data on birth rates, the fertility rate in Bolivia was 2.55 children per woman in 2023, compared to 1.81 in Bulgaria in 2023. The replacement level is considered to be 2.1 children per woman.

Check Bolivia vs Bulgaria population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Bolivia	Bulgaria
1960	6.27	2.31
1961	6.26	2.29
1962	6.25	2.24
1963	6.23	2.21
1964	6.21	2.19
1965	6.18	2.09
1966	6.16	2.03
1967	6.13	2.02
1968	6.1	2.27
1969	6.06	2.27
1970	6	2.17
1971	5.95	2.1
1972	5.89	2.03
1973	5.85	2.15
1974	5.8	2.29
1975	5.75	2.23
1976	5.74	2.24
1977	5.67	2.21
1978	5.61	2.15
1979	5.54	2.16
1980	5.47	2.05
1981	5.41	2
1982	5.35	2.01
1983	5.29	2.01
1984	5.24	2.01
1985	5.15	1.97
1986	5.12	2.02
1987	5.06	1.96
1988	5.03	1.97
1989	4.97	1.9
1990	4.9	1.82
1991	4.85	1.66
1992	4.71	1.55
1993	4.59	1.46
1994	4.49	1.37
1995	4.41	1.23
1996	4.34	1.23
1997	4.22	1.09
1998	4.15	1.11
1999	4.09	1.23
2000	3.99	1.26
2001	3.89	1.21
2002	3.8	1.23
2003	3.72	1.26
2004	3.63	1.33
2005	3.56	1.37
2006	3.53	1.44
2007	3.45	1.49
2008	3.36	1.56
2009	3.29	1.66
2010	3.21	1.57
2011	3.14	1.51
2012	3.08	1.5
2013	3.01	1.54
2014	2.95	1.62
2015	2.89	1.64
2016	2.83	1.67
2017	2.78	1.71
2018	2.73	1.73
2019	2.69	1.79
2020	2.65	1.77
2021	2.62	1.8
2022	2.58	1.78
2023	2.55	1.81
2024	2.52	1.81
2025	2.5	1.8
2026	2.47	1.8
2027	2.45	1.8
2028	2.42	1.8
2029	2.4	1.79
2030	2.38	1.79
2031	2.36	1.79
2032	2.34	1.79
2033	2.32	1.79
2034	2.3	1.79
2035	2.28	1.78
2036	2.26	1.78
2037	2.24	1.78
2038	2.23	1.77
2039	2.21	1.77
2040	2.19	1.77
2041	2.18	1.77
2042	2.16	1.77
2043	2.15	1.76
2044	2.13	1.76
2045	2.12	1.76
2046	2.11	1.76
2047	2.09	1.76
2048	2.08	1.76
2049	2.07	1.76
2050	2.06	1.76

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Bolivia	Bulgaria
1960	40.6%	26.1%
1961	40.5%	25.8%
1962	40.5%	25.4%
1963	40.5%	25.1%
1964	40.6%	24.7%
1965	40.8%	24.2%
1966	40.9%	23.8%
1967	41%	23.4%
1968	41.1%	23.2%
1969	41.2%	23%
1970	41.2%	22.8%
1971	41.3%	22.6%
1972	41.3%	22.4%
1973	41.3%	22.3%
1974	41.3%	22.2%
1975	41.3%	22.3%
1976	41.3%	22.3%
1977	41.3%	22.2%
1978	41.2%	22.2%
1979	41.2%	22.1%
1980	41.1%	22.1%
1981	41.1%	22.1%
1982	41%	22.1%
1983	40.9%	22%
1984	40.9%	21.8%
1985	40.8%	21.6%
1986	40.7%	21.4%
1987	40.6%	21.3%
1988	40.5%	21.1%
1989	40.4%	20.8%
1990	40.3%	20.3%
1991	40.2%	19.8%
1992	40%	19.3%
1993	39.8%	18.8%
1994	39.6%	18.3%
1995	39.3%	17.9%
1996	39.1%	17.4%
1997	38.8%	17%
1998	38.6%	16.5%
1999	38.3%	16.1%
2000	38%	15.7%
2001	37.7%	15.2%
2002	37.4%	14.8%
2003	37.1%	14.4%
2004	36.7%	14%
2005	36.3%	13.7%
2006	36%	13.5%
2007	35.6%	13.4%
2008	35.2%	13.3%
2009	34.8%	13.4%
2010	34.4%	13.5%
2011	34.1%	13.5%
2012	33.7%	13.6%
2013	33.3%	13.7%
2014	33%	13.8%
2015	32.6%	13.9%
2016	32.3%	14%
2017	31.9%	14.2%
2018	31.6%	14.3%
2019	31.3%	14.4%
2020	31%	14.4%
2021	30.8%	14.5%
2022	30.5%	14.5%
2023	30.1%	14.5%
2024	29.8%	14.5%
2025	29.4%	14.4%
2026	29.1%	14.3%
2027	28.8%	14.3%
2028	28.5%	14.2%
2029	28.1%	14.1%
2030	27.8%	14%
2031	27.6%	14%
2032	27.3%	13.9%
2033	27%	13.8%
2034	26.7%	13.8%
2035	26.5%	13.7%
2036	26.2%	13.7%
2037	26%	13.7%
2038	25.7%	13.6%
2039	25.4%	13.6%
2040	25.2%	13.6%
2041	24.9%	13.6%
2042	24.7%	13.6%
2043	24.4%	13.6%
2044	24.2%	13.6%
2045	24%	13.6%
2046	23.7%	13.7%
2047	23.5%	13.7%
2048	23.3%	13.7%
2049	23%	13.8%
2050	22.8%	13.8%

Children aged 0-14 make up 29.8% of the population in Bolivia and 14.5% in Bulgaria in 2024, compared to 40.3% and 20.3% respectively in 1990.

Demographics of Bolivia and Bulgaria compared.

Natural population change in Bolivia vs Bulgaria by year

For the past 10 years, the annual natural population change (excluding migration) has been +1.42% in Bolivia and -0.79% in Bulgaria. 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
	Bolivia	Bulgaria
1960	78,501	76,314
1961	81,106	75,460
1962	84,090	64,104
1963	87,010	66,241
1964	89,745	66,783
1965	92,655	58,249
1966	95,800	54,504
1967	99,339	49,861
1968	102,671	69,468
1969	105,361	63,256
1970	107,897	61,125
1971	110,749	52,925
1972	112,799	47,169
1973	116,323	57,760
1974	119,560	64,223
1975	122,864	54,941
1976	128,552	56,055
1977	131,569	47,543
1978	134,504	44,070
1979	137,331	40,599
1980	140,460	30,129
1981	143,199	29,341
1982	144,825	24,077
1983	147,129	21,455
1984	150,545	20,610
1985	152,288	11,649
1986	156,146	16,125
1987	160,458	8,971
1988	164,763	9,879
1989	168,044	5,326
1990	171,351	-3,487
1991	174,836	-14,675
1992	174,242	-18,789
1993	175,344	-24,569
1994	175,387	-32,086
1995	175,141	-42,030
1996	175,861	-45,159
1997	173,731	-58,185
1998	174,207	-52,844
1999	175,051	-39,411
2000	172,996	-41,668
2001	171,177	-44,050
2002	170,656	-46,240
2003	171,846	-44,319
2004	172,350	-40,128
2005	173,567	-42,124
2006	177,999	-39,526
2007	178,309	-37,727
2008	178,576	-32,967
2009	178,741	-26,800
2010	179,036	-34,759
2011	178,840	-37,477
2012	178,716	-40,183
2013	177,929	-37,948
2014	176,967	-41,027
2015	176,169	-44,699
2016	175,057	-42,744
2017	173,799	-45,583
2018	172,775	-46,304
2019	171,593	-46,317
2020	131,870	-65,507
2021	119,576	-90,452
2022	167,691	-62,065
2023	172,336	-43,837

Maternal mortality chart: Bolivia vs Bulgaria

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 146 deaths per 100,000 live births in Bolivia, compared to 6 deaths in Bulgaria.

Table

Year	Maternal mortality per 100K births
	Bolivia	Bulgaria
1985	518	26
1986	503	25
1987	478	25
1988	457	26
1989	430	25
1990	407	27
1991	391	25
1992	375	25
1993	354	23
1994	336	25
1995	322	23
1996	314	22
1997	306	23
1998	298	20
1999	292	20
2000	287	19
2001	276	17
2002	262	15
2003	256	14
2004	251	14
2005	242	13
2006	236	12
2007	224	11
2008	214	10
2009	205	9
2010	196	9
2011	187	8
2012	180	7
2013	175	7
2014	171	7
2015	166	7
2016	162	7
2017	160	7
2018	157	7
2019	156	6
2020	218	9
2021	270	9
2022	164	10
2023	146	6

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 2.31% in Bolivia and 0.61% in Bulgaria. 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
	Bolivia	Bulgaria
1960	29%	5.47%
1961	28.4%	4.89%
1962	27.8%	4.43%
1963	27.2%	4.08%
1964	26.6%	3.86%
1965	26%	3.75%
1966	25.4%	3.7%
1967	24.8%	3.64%
1968	24.2%	3.54%
1969	23.6%	3.4%
1970	22.9%	3.25%
1971	22.3%	3.11%
1972	21.7%	3.01%
1973	21%	2.95%
1974	20.4%	2.91%
1975	19.8%	2.86%
1976	19.1%	2.8%
1977	18.5%	2.72%
1978	17.9%	2.6%
1979	17.4%	2.49%
1980	16.9%	2.38%
1981	16.5%	2.3%
1982	16%	2.22%
1983	15.6%	2.15%
1984	15.1%	2.07%
1985	14.6%	1.97%
1986	14.2%	1.87%
1987	13.7%	1.8%
1988	13.2%	1.78%
1989	12.7%	1.79%
1990	12.2%	1.83%
1991	11.7%	1.89%
1992	11.2%	1.92%
1993	10.8%	1.92%
1994	10.3%	1.91%
1995	9.84%	1.92%
1996	9.38%	1.94%
1997	8.93%	1.93%
1998	8.47%	1.89%
1999	8.02%	1.82%
2000	7.57%	1.75%
2001	7.14%	1.68%
2002	6.74%	1.6%
2003	6.35%	1.51%
2004	5.99%	1.42%
2005	5.64%	1.33%
2006	5.31%	1.24%
2007	5%	1.18%
2008	4.72%	1.14%
2009	4.45%	1.12%
2010	4.2%	1.08%
2011	3.97%	1.04%
2012	3.75%	0.99%
2013	3.54%	0.93%
2014	3.35%	0.87%
2015	3.18%	0.82%
2016	3.03%	0.77%
2017	2.9%	0.73%
2018	2.78%	0.7%
2019	2.67%	0.67%
2020	2.57%	0.65%
2021	2.48%	0.63%
2022	2.39%	0.62%
2023	2.31%	0.61%