Fertility & birth rates in Bulgaria and Laos

Fertility rate in Bulgaria vs Laos chart

According to the latest available data on birth rates, the fertility rate in Bulgaria was 1.81 children per woman in 2023, compared to 2.42 in Laos in 2023. The replacement level is considered to be 2.1 children per woman.

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

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Bulgaria	Laos
1960	2.31	6.29
1961	2.29	6.31
1962	2.24	6.31
1963	2.21	6.32
1964	2.19	6.31
1965	2.09	6.32
1966	2.03	6.31
1967	2.02	6.31
1968	2.27	6.3
1969	2.27	6.3
1970	2.17	6.31
1971	2.1	6.3
1972	2.03	6.28
1973	2.15	6.28
1974	2.29	6.29
1975	2.23	6.29
1976	2.24	6.29
1977	2.21	6.29
1978	2.15	6.3
1979	2.16	6.31
1980	2.05	6.33
1981	2	6.35
1982	2.01	6.37
1983	2.01	6.38
1984	2.01	6.37
1985	1.97	6.33
1986	2.02	6.26
1987	1.96	6.21
1988	1.97	6.16
1989	1.9	6.1
1990	1.82	6.06
1991	1.66	5.99
1992	1.55	5.9
1993	1.46	5.8
1994	1.37	5.6
1995	1.23	5.36
1996	1.23	5.15
1997	1.09	4.96
1998	1.11	4.79
1999	1.23	4.64
2000	1.26	4.43
2001	1.21	4.29
2002	1.23	4.13
2003	1.26	4.02
2004	1.33	3.9
2005	1.37	3.69
2006	1.44	3.56
2007	1.49	3.44
2008	1.56	3.33
2009	1.66	3.23
2010	1.57	3.14
2011	1.51	3.05
2012	1.5	2.95
2013	1.54	2.87
2014	1.62	2.8
2015	1.64	2.8
2016	1.67	2.74
2017	1.71	2.69
2018	1.73	2.63
2019	1.79	2.59
2020	1.77	2.54
2021	1.8	2.49
2022	1.78	2.46
2023	1.81	2.42
2024	1.81	2.4
2025	1.8	2.36
2026	1.8	2.33
2027	1.8	2.3
2028	1.8	2.27
2029	1.79	2.24
2030	1.79	2.21
2031	1.79	2.19
2032	1.79	2.16
2033	1.79	2.14
2034	1.79	2.12
2035	1.78	2.1
2036	1.78	2.08
2037	1.78	2.06
2038	1.77	2.04
2039	1.77	2.03
2040	1.77	2.01
2041	1.77	1.99
2042	1.77	1.97
2043	1.76	1.96
2044	1.76	1.95
2045	1.76	1.94
2046	1.76	1.92
2047	1.76	1.91
2048	1.76	1.9
2049	1.76	1.89
2050	1.76	1.89

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Bulgaria	Laos
1960	26.1%	41.8%
1961	25.8%	41.8%
1962	25.4%	41.9%
1963	25.1%	42%
1964	24.7%	42.1%
1965	24.2%	42.2%
1966	23.8%	42.2%
1967	23.4%	42.2%
1968	23.2%	42.2%
1969	23%	42.2%
1970	22.8%	42.2%
1971	22.6%	42.3%
1972	22.4%	42.4%
1973	22.3%	42.4%
1974	22.2%	42.5%
1975	22.3%	42.7%
1976	22.3%	43%
1977	22.2%	43.2%
1978	22.2%	43.5%
1979	22.1%	43.8%
1980	22.1%	43.9%
1981	22.1%	44%
1982	22.1%	44.1%
1983	22%	44.1%
1984	21.8%	44.1%
1985	21.6%	44%
1986	21.4%	44%
1987	21.3%	44%
1988	21.1%	43.9%
1989	20.8%	43.9%
1990	20.3%	43.9%
1991	19.8%	43.9%
1992	19.3%	43.9%
1993	18.8%	43.9%
1994	18.3%	44%
1995	17.9%	43.9%
1996	17.4%	43.9%
1997	17%	43.8%
1998	16.5%	43.7%
1999	16.1%	43.5%
2000	15.7%	43.2%
2001	15.2%	42.9%
2002	14.8%	42.5%
2003	14.4%	42%
2004	14%	41.5%
2005	13.7%	40.9%
2006	13.5%	40%
2007	13.4%	39%
2008	13.3%	38%
2009	13.4%	37.1%
2010	13.5%	36.3%
2011	13.5%	35.6%
2012	13.6%	34.9%
2013	13.7%	34.3%
2014	13.8%	33.7%
2015	13.9%	33.2%
2016	14%	32.9%
2017	14.2%	32.5%
2018	14.3%	32.2%
2019	14.4%	31.9%
2020	14.4%	31.6%
2021	14.5%	31.3%
2022	14.5%	30.9%
2023	14.5%	30.6%
2024	14.5%	30.2%
2025	14.4%	29.8%
2026	14.3%	29.5%
2027	14.3%	29.1%
2028	14.2%	28.8%
2029	14.1%	28.4%
2030	14%	27.9%
2031	14%	27.5%
2032	13.9%	27.1%
2033	13.8%	26.6%
2034	13.8%	26.2%
2035	13.7%	25.8%
2036	13.7%	25.5%
2037	13.7%	25.1%
2038	13.6%	24.8%
2039	13.6%	24.4%
2040	13.6%	24.1%
2041	13.6%	23.8%
2042	13.6%	23.5%
2043	13.6%	23.2%
2044	13.6%	22.9%
2045	13.6%	22.7%
2046	13.7%	22.4%
2047	13.7%	22.1%
2048	13.7%	21.9%
2049	13.8%	21.6%
2050	13.8%	21.4%

Children aged 0-14 make up 14.5% of the population in Bulgaria and 30.2% in Laos in 2024, compared to 20.3% and 43.9% respectively in 1990.

Demographics of Bulgaria and Laos compared.

Natural population change in Bulgaria vs Laos by year

For the past 10 years, the annual natural population change (excluding migration) has been -0.79% in Bulgaria and +1.65% in Laos. 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
	Bulgaria	Laos
1960	76,314	47,575
1961	75,460	48,992
1962	64,104	51,244
1963	66,241	51,056
1964	66,783	52,482
1965	58,249	54,268
1966	54,504	55,494
1967	49,861	57,763
1968	69,468	59,567
1969	63,256	61,595
1970	61,125	63,896
1971	52,925	65,959
1972	47,169	68,095
1973	57,760	70,513
1974	64,223	74,652
1975	54,941	76,725
1976	56,055	77,575
1977	47,543	79,149
1978	44,070	80,604
1979	40,599	82,852
1980	30,129	86,548
1981	29,341	89,963
1982	24,077	94,058
1983	21,455	98,178
1984	20,610	102,318
1985	11,649	106,047
1986	16,125	109,266
1987	8,971	113,005
1988	9,879	117,050
1989	5,326	121,044
1990	-3,487	125,297
1991	-14,675	129,523
1992	-18,789	132,417
1993	-24,569	135,295
1994	-32,086	134,201
1995	-42,030	132,241
1996	-45,159	131,142
1997	-58,185	130,388
1998	-52,844	128,409
1999	-39,411	127,255
2000	-41,668	124,201
2001	-44,050	123,847
2002	-46,240	122,110
2003	-44,319	122,158
2004	-40,128	121,888
2005	-42,124	118,165
2006	-39,526	118,602
2007	-37,727	119,980
2008	-32,967	121,042
2009	-26,800	122,174
2010	-34,759	122,516
2011	-37,477	122,863
2012	-40,183	121,324
2013	-37,948	119,845
2014	-41,027	118,103
2015	-44,699	118,723
2016	-42,744	119,978
2017	-45,583	120,515
2018	-46,304	119,986
2019	-46,317	119,797
2020	-65,507	118,609
2021	-90,452	115,323
2022	-62,065	116,620
2023	-43,837	115,359

Maternal mortality chart: Bulgaria vs Laos

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 6 deaths per 100,000 live births in Bulgaria, compared to 112 deaths in Laos.

Table

Year	Maternal mortality per 100K births
	Bulgaria	Laos
1985	26	994
1986	25	963
1987	25	930
1988	26	898
1989	25	856
1990	27	834
1991	25	798
1992	25	781
1993	23	751
1994	25	741
1995	23	709
1996	22	682
1997	23	660
1998	20	647
1999	20	638
2000	19	609
2001	17	574
2002	15	550
2003	14	524
2004	14	492
2005	13	458
2006	12	432
2007	11	402
2008	10	374
2009	9	336
2010	9	305
2011	8	267
2012	7	241
2013	7	215
2014	7	193
2015	7	180
2016	7	165
2017	7	154
2018	7	145
2019	6	137
2020	9	132
2021	9	139
2022	10	120
2023	6	112

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 0.61% in Bulgaria and 3.9% in Laos. 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
	Bulgaria	Laos
1960	5.47%	-
1961	4.89%	-
1962	4.43%	-
1963	4.08%	-
1964	3.86%	-
1965	3.75%	-
1966	3.7%	-
1967	3.64%	-
1968	3.54%	-
1969	3.4%	-
1970	3.25%	-
1971	3.11%	-
1972	3.01%	-
1973	2.95%	-
1974	2.91%	-
1975	2.86%	-
1976	2.8%	-
1977	2.72%	-
1978	2.6%	21.7%
1979	2.49%	21.1%
1980	2.38%	20.6%
1981	2.3%	20%
1982	2.22%	19.5%
1983	2.15%	18.9%
1984	2.07%	18.4%
1985	1.97%	18%
1986	1.87%	17.4%
1987	1.8%	16.9%
1988	1.78%	16.4%
1989	1.79%	15.9%
1990	1.83%	15.4%
1991	1.89%	14.9%
1992	1.92%	14.4%
1993	1.92%	13.9%
1994	1.91%	13.4%
1995	1.92%	12.9%
1996	1.94%	12.5%
1997	1.93%	12%
1998	1.89%	11.6%
1999	1.82%	11.2%
2000	1.75%	10.8%
2001	1.68%	10.3%
2002	1.6%	9.91%
2003	1.51%	9.49%
2004	1.42%	9.08%
2005	1.33%	8.68%
2006	1.24%	8.27%
2007	1.18%	7.88%
2008	1.14%	7.5%
2009	1.12%	7.14%
2010	1.08%	6.8%
2011	1.04%	6.47%
2012	0.99%	6.15%
2013	0.93%	5.86%
2014	0.87%	5.58%
2015	0.82%	5.32%
2016	0.77%	5.09%
2017	0.73%	4.88%
2018	0.7%	4.68%
2019	0.67%	4.51%
2020	0.65%	4.34%
2021	0.63%	4.19%
2022	0.62%	4.04%
2023	0.61%	3.9%