Fertility & birth rates in Nauru and Slovenia

Fertility rate in Nauru vs Slovenia chart

According to the latest available data on birth rates, the fertility rate in Nauru was 3.33 children per woman in 2023, compared to 1.51 in Slovenia in 2023. The replacement level is considered to be 2.1 children per woman.

Check Nauru vs Slovenia population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Nauru	Slovenia
1960	5.34	2.19
1961	5.38	2.27
1962	5.42	2.28
1963	5.44	2.27
1964	5.47	2.31
1965	5.48	2.43
1966	5.41	2.47
1967	5.29	2.37
1968	5.14	2.25
1969	4.94	2.17
1970	4.74	2.11
1971	4.54	2.16
1972	4.36	2.17
1973	4.19	2.2
1974	4.07	2.13
1975	3.97	2.17
1976	3.9	2.2
1977	3.86	2.17
1978	3.84	2.2
1979	3.85	2.22
1980	3.88	2.11
1981	3.94	1.96
1982	3.99	1.93
1983	4.06	1.81
1984	4.11	1.74
1985	4.14	1.71
1986	4.15	1.67
1987	4.14	1.65
1988	4.11	1.63
1989	4.07	1.52
1990	4.02	1.46
1991	3.99	1.42
1992	3.95	1.33
1993	3.89	1.33
1994	3.84	1.32
1995	3.81	1.29
1996	3.78	1.28
1997	3.74	1.25
1998	3.68	1.23
1999	3.64	1.21
2000	3.54	1.26
2001	3.46	1.21
2002	3.4	1.21
2003	3.39	1.2
2004	3.38	1.25
2005	3.38	1.26
2006	3.4	1.31
2007	3.5	1.38
2008	3.67	1.53
2009	3.85	1.53
2010	4.02	1.57
2011	4.12	1.56
2012	4.12	1.58
2013	4.1	1.55
2014	4.09	1.58
2015	4.08	1.57
2016	4.03	1.58
2017	3.88	1.62
2018	3.68	1.6
2019	3.53	1.61
2020	3.47	1.59
2021	3.43	1.64
2022	3.38	1.55
2023	3.33	1.51
2024	3.29	1.51
2025	3.25	1.51
2026	3.2	1.51
2027	3.16	1.51
2028	3.12	1.52
2029	3.09	1.52
2030	3.05	1.52
2031	3.01	1.52
2032	2.98	1.52
2033	2.95	1.52
2034	2.92	1.52
2035	2.89	1.52
2036	2.86	1.53
2037	2.83	1.53
2038	2.8	1.53
2039	2.77	1.53
2040	2.75	1.53
2041	2.72	1.53
2042	2.7	1.53
2043	2.67	1.53
2044	2.65	1.53
2045	2.63	1.53
2046	2.61	1.53
2047	2.58	1.53
2048	2.56	1.54
2049	2.55	1.54
2050	2.53	1.54

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Nauru	Slovenia
1960	34.8%	27.2%
1961	35.2%	27.2%
1962	35.7%	27.1%
1963	36.5%	26.9%
1964	37.5%	26.6%
1965	38.6%	26.2%
1966	39.4%	25.8%
1967	39.5%	25.5%
1968	41.3%	25.1%
1969	43.4%	24.7%
1970	42.9%	24.3%
1971	41.3%	24%
1972	39.7%	23.9%
1973	38.1%	23.8%
1974	36.4%	23.7%
1975	34.9%	23.6%
1976	33.4%	23.4%
1977	31.9%	23.3%
1978	30.9%	23.2%
1979	30.6%	23.1%
1980	30.9%	23%
1981	31.9%	22.9%
1982	33.2%	22.8%
1983	34.6%	22.7%
1984	35.7%	22.5%
1985	36.5%	22.3%
1986	37.5%	22%
1987	38.3%	21.6%
1988	39.2%	21.4%
1989	40.2%	21.1%
1990	41.2%	20.8%
1991	42.1%	20.3%
1992	42.5%	19.8%
1993	42.5%	19.3%
1994	42.1%	18.8%
1995	41.7%	18.3%
1996	41.1%	17.8%
1997	40.5%	17.3%
1998	39.9%	16.8%
1999	39.4%	16.4%
2000	38.9%	15.9%
2001	38.5%	15.6%
2002	38.2%	15.2%
2003	37.7%	14.8%
2004	37.1%	14.5%
2005	36.6%	14.3%
2006	36.1%	14.1%
2007	35.7%	14%
2008	35.6%	14%
2009	35.8%	14%
2010	36.3%	14.1%
2011	37.1%	14.3%
2012	37.7%	14.4%
2013	38%	14.6%
2014	38.2%	14.7%
2015	38.2%	14.8%
2016	38.2%	14.9%
2017	38%	15%
2018	37.6%	15.1%
2019	37.6%	15.1%
2020	38%	15.1%
2021	38.3%	15.2%
2022	38.3%	15.1%
2023	38.2%	14.9%
2024	37.8%	14.7%
2025	37.1%	14.5%
2026	36.4%	14.2%
2027	35.7%	14%
2028	35%	13.8%
2029	34.3%	13.5%
2030	33.7%	13.3%
2031	33.1%	13.1%
2032	32.7%	13%
2033	32.4%	12.8%
2034	32.1%	12.7%
2035	31.9%	12.6%
2036	31.6%	12.5%
2037	31.3%	12.4%
2038	31.1%	12.4%
2039	31%	12.5%
2040	31%	12.5%
2041	30.9%	12.6%
2042	30.9%	12.7%
2043	30.9%	12.8%
2044	30.9%	12.9%
2045	30.8%	13%
2046	30.7%	13.2%
2047	30.6%	13.3%
2048	30.4%	13.4%
2049	30.2%	13.5%
2050	30%	13.5%

Children aged 0-14 make up 37.8% of the population in Nauru and 14.7% in Slovenia in 2024, compared to 41.2% and 20.8% respectively in 1990.

Demographics of Nauru and Slovenia compared.

Natural population change in Nauru vs Slovenia by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.28% in Nauru and -0.08% in Slovenia. 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
	Nauru	Slovenia
1960	72	12,678
1961	70	14,985
1962	75	13,150
1963	88	14,068
1964	100	12,567
1965	113	14,513
1966	123	15,697
1967	117	13,516
1968	116	11,250
1969	71	9,427
1970	49	10,004
1971	50	10,951
1972	53	10,513
1973	57	11,837
1974	63	11,367
1975	70	11,658
1976	79	12,196
1977	89	12,160
1978	111	11,920
1979	130	12,614
1980	145	11,027
1981	157	10,485
1982	162	9,170
1983	163	6,343
1984	166	5,990
1985	171	6,213
1986	178	6,094
1987	186	5,771
1988	195	5,986
1989	204	4,592
1990	214	3,797
1991	225	2,199
1992	237	598
1993	235	-199
1994	229	199
1995	225	0
1996	221	0
1997	218	-794
1998	214	-1,189
1999	212	-1,388
2000	207	-398
2001	203	-996
2002	200	-1,197
2003	201	-1,996
2004	202	-599
2005	204	-600
2006	209	602
2007	222	1,211
2008	240	3,437
2009	261	3,060
2010	281	3,687
2011	291	3,285
2012	292	2,674
2013	291	1,648
2014	290	2,268
2015	291	826
2016	289	826
2017	279	-207
2018	265	-1,037
2019	255	-1,254
2020	246	-5,256
2021	236	-4,216
2022	226	-4,858
2023	213	-4,665

Maternal mortality chart: Nauru vs Slovenia

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 273 deaths per 100,000 live births in Nauru, compared to 3 deaths in Slovenia.

Table

Year	Maternal mortality per 100K births
	Nauru	Slovenia
1985	191	17
1986	209	16
1987	206	16
1988	202	16
1989	198	15
1990	195	14
1991	216	13
1992	217	13
1993	219	12
1994	220	12
1995	219	11
1996	218	10
1997	218	9
1998	257	9
1999	277	8
2000	278	7
2001	299	6
2002	321	6
2003	323	6
2004	324	6
2005	328	6
2006	304	6
2007	303	6
2008	302	7
2009	300	7
2010	297	7
2011	260	6
2012	255	6
2013	247	6
2014	240	6
2015	253	5
2016	248	5
2017	259	5
2018	269	4
2019	267	4
2020	309	12
2021	266	8
2022	317	15
2023	273	3

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 0.89% in Nauru and 0.22% in Slovenia. 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
	Nauru	Slovenia
1981	-	1.78%
1982	-	1.69%
1983	-	1.61%
1984	-	1.53%
1985	8.62%	1.44%
1986	8.2%	1.36%
1987	7.81%	1.27%
1988	7.43%	1.19%
1989	7.08%	1.11%
1990	6.74%	1.04%
1991	6.41%	0.97%
1992	6.09%	0.9%
1993	5.78%	0.84%
1994	5.49%	0.79%
1995	5.22%	0.73%
1996	4.97%	0.69%
1997	4.74%	0.65%
1998	4.52%	0.61%
1999	4.32%	0.58%
2000	4.13%	0.54%
2001	3.96%	0.52%
2002	3.81%	0.49%
2003	3.66%	0.47%
2004	3.53%	0.44%
2005	3.41%	0.42%
2006	3.29%	0.4%
2007	3.15%	0.38%
2008	3%	0.36%
2009	2.84%	0.34%
2010	2.66%	0.32%
2011	2.48%	0.31%
2012	2.29%	0.29%
2013	2.11%	0.28%
2014	1.93%	0.27%
2015	1.76%	0.26%
2016	1.61%	0.26%
2017	1.47%	0.25%
2018	1.34%	0.24%
2019	1.22%	0.24%
2020	1.11%	0.24%
2021	1.02%	0.23%
2022	0.95%	0.23%
2023	0.89%	0.22%