Journal of Population Sciences
Table 1 Data from the 25–29 age group in Japan over the time frame 1950 to 2010
From: Marital fertility patterns and nonmarital birth ratios: an integrated approach
Year | ΔASFR/ASFR | ΔrW/rW | ΔW/W | ΔrW/rW + ΔW/W |
|---|---|---|---|---|
1960 | − 0.23 | − 0.21 | − 0.03 | − 0.24 |
1970 | 0.15 | 0.09 | 0.05 | 0.14 |
1980 | − 0.13 | − 0.06 | − 0.07 | − 0.13 |
1990 | − 0.23 | − 0.01 | − 0.22 | − 0.23 |
1995 | − 0.17 | − 0.03 | − 0.14 | − 0.17 |
2000 | − 0.14 | − 0.02 | − 0.13 | − 0.14 |
2005 | − 0.14 | − 0.02 | − 0.12 | − 0.14 |
2010 | 0.02 | 0.06 | − 0.03 | 0.03 |