HomeThemesFertilityStatistical tables Average duration (in...

Average duration (in months) of the interval between births of men and women by range and generation, according to number of children given birth to. 2021

Euskal Estatistika Erakundea/Instituto Vasco de Estadística

	Total	Small number (1-2)	Average number (3-4)	Large number (5-6)	Very large number (=7)
Women
First	24,38	26,16	19,68	13,07	12,29
2005-2001	11,06	11,06	-	-	-
2000-1996	28,41	28,41	-	-	-
1995-1991	24,43	24,02	29,50	-	-
1990-1986	25,14	24,72	22,50	11,43	-
1985-1981	28,35	27,56	24,79	12,47	-
1980-1976	25,65	26,23	16,43	11,50	-
1975-1971	32,22	32,93	22,05	11,21	-
1970-1966	32,84	33,43	24,69	12,41	10,24
1965-1961	31,18	31,97	22,51	16,00	9,57
1960-1956	27,81	29,04	17,56	8,67	12,00
1955-1951	23,36	25,52	15,52	12,54	10,00
1950-1946	19,69	22,50	14,77	13,23	15,60
1945-1941	19,11	22,73	14,94	12,63	11,56
1940-1936	19,37	23,81	15,61	13,85	13,65
1935-1931	20,81	26,26	16,31	15,16	10,85
1930-1926	21,72	26,52	18,00	16,00	13,57
1925-1921	23,26	28,00	20,06	15,81	15,84
Second	41,53	47,24	33,62	26,32	22,11
2005-2001	-	-	-	-	-
2000-1996	32,91	30,91	34,00	-	-
1995-1991	37,72	40,72	24,80	-	-
1990-1986	37,03	39,03	32,85	9,57	-
1985-1981	39,98	40,98	28,73	42,50	-
1980-1976	45,49	44,69	38,77	46,22	-
1975-1971	48,62	50,83	41,35	38,50	-
1970-1966	49,75	52,75	42,78	28,00	-
1965-1961	50,46	53,42	40,40	32,67	23,00
1960-1956	48,19	53,07	36,26	18,22	16,00
1955-1951	44,67	49,77	32,06	23,23	29,00
1950-1946	39,77	46,90	30,39	20,26	19,50
1945-1941	37,87	47,88	29,64	19,75	27,55
1940-1936	37,69	50,22	30,25	20,72	23,33
1935-1931	38,00	50,99	31,08	22,09	18,42
1930-1926	38,15	52,32	31,15	24,01	21,29
1925-1921	38,11	51,38	33,40	22,70	20,87
Third and later	41,22	-	46,88	25,66	23,74
2005-2001	-	-	-	-	-
2000-1996	26,73	-	26,73	-	-
1995-1991	32,68	-	32,68	-	-
1990-1986	37,07	-	42,51	28,71	-
1985-1981	30,50	-	30,50	-	-
1980-1976	33,83	-	40,00	21,50	-
1975-1971	38,75	-	38,75	-	-
1970-1966	46,80	-	50,17	29,12	-
1965-1961	45,79	-	48,41	35,40	34,33
1960-1956	49,84	-	52,30	23,56	13,00
1955-1951	47,64	-	51,66	22,77	27,50
1950-1946	45,37	-	51,35	24,96	24,00
1945-1941	45,71	-	55,23	23,01	32,80
1940-1936	45,43	-	56,03	24,05	18,60
1935-1931	45,05	-	56,91	24,10	19,83
1930-1926	43,57	-	56,64	23,67	19,79
1925-1921	44,69	-	60,19	27,04	23,81
Men
First	23,55	27,22	16,96	15,48	14,35
2005-2001	10,30	10,30	-	-	-
2000-1996	17,05	17,05	26,00	-	-
1995-1991	22,28	22,82	13,40	-	-
1990-1986	25,65	26,23	16,43	11,50	-
1985-1981	32,22	32,93	22,05	-	-
1980-1976	32,84	33,43	24,69	6,00	-
1975-1971	31,18	31,97	22,51	16,00	-
1970-1966	27,81	29,04	17,56	8,67	13,00
1965-1961	23,36	25,52	15,52	12,54	10,00
1960-1956	19,69	22,50	14,77	13,23	15,60
1955-1951	19,11	22,73	14,94	12,63	11,56
1950-1946	19,37	23,81	15,61	13,85	13,65
1945-1941	20,81	26,26	16,31	15,16	10,85
1940-1936	21,72	26,52	18,00	16,00	13,57
1935-1931	23,26	28,00	20,06	15,81	15,84
1930-1926	23,89	28,89	20,31	18,00	15,32
1925-1921	25,26	30,47	21,55	17,44	13,90
Second	41,31	50,18	31,72	22,79	21,50
2005-2001	-	-	-	-	-
2000-1996	26,47	27,07	23,67	-	-
1995-1991	43,46	44,02	40,33	-	-
1990-1986	38,77	38,96	38,15	14,00	-
1985-1981	43,46	44,01	40,25	-	-
1980-1976	48,73	50,28	39,24	23,00	-
1975-1971	51,46	53,42	40,40	32,67	23,00
1970-1966	50,19	53,07	36,26	18,22	16,00
1965-1961	44,67	49,77	32,06	23,23	29,00
1960-1956	39,77	46,90	30,39	20,26	19,50
1955-1951	37,87	47,88	29,64	19,75	27,55
1950-1946	37,69	50,22	30,25	20,72	23,33
1945-1941	38,00	50,99	31,08	22,09	18,42
1940-1936	38,15	52,32	31,15	24,01	21,29
1935-1931	38,11	51,38	33,40	22,70	20,87
1930-1926	38,73	54,79	32,58	25,49	21,94
1925-1921	38,29	49,82	34,85	24,46	22,06
Third and later	41,43		50,09	22,19	18,89
2005-2001	-	-	-	-	-
2000-1996	23,78	-	29,00	-	-
1995-1991	39,07	-	45,09	-	-
1990-1986	43,89	-	46,84	10,00	-
1985-1981	44,68	-	46,70	-	-
1980-1976	48,54	-	50,91	28,67	-
1975-1971	46,84	-	49,30	20,56	10,00
1970-1966	44,64	-	48,66	19,77	24,50
1965-1961	42,37	-	48,35	21,96	21,00
1960-1956	42,71	-	52,23	20,01	29,80
1955-1951	42,43	-	53,03	21,05	15,60
1950-1946	42,05	-	53,91	21,10	16,83
1945-1941	40,57	-	53,64	20,67	16,79
1940-1936	41,69	-	57,19	24,04	20,81
1935-1931	40,05	-	57,17	25,49	17,80
1930-1926	40,44	-	55,75	28,32	14,88
1925-1921	39,19	-	53,71	26,87	19,73

Date November 29, 2021

Source: Eustat. Demographic survey

Product data

Average duration (in months) of the interval between births of men and women by range and generation, according to number of children given birth to. 2021