| 序号 | 时间 (年) |
数据 (每千人) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2018 | |
| 3 | 2016 | |
| 4 | 2014 | |
| 5 | 2012 | |
| 6 | 2010 | |
| 7 | 2008 | 2.22 |
| 8 | 2006 | 2.15 |
| 9 | 2004 | 2.10 |
| 10 | 2002 | 2.04 |
| 11 | 2000 | 2.00 |
| 12 | 1998 | 1.95 |
| 13 | 1996 | 1.90 |
| 14 | 1994 | 1.83 |
| 15 | 1992 | 1.75 |
| 16 | 1990 | 1.70 |
| 17 | 1988 | 1.63 |
| 18 | 1986 | 1.56 |
| 19 | 1984 | 1.49 |
| 20 | 1982 | 1.40 |
| 21 | 1981 | 1.37 |
| 22 | 1980 | 1.32 |
| 23 | 1979 | 1.28 |
| 24 | 1978 | 1.23 |
| 25 | 1977 | 1.20 |
| 26 | 1976 | 1.18 |
| 27 | 1975 | 1.17 |
