单位:万头
时间范围:1978 - 2021
数据来源:国家统计局
| 序号 | 时间(年) | 数据(万头) | 同比(%) |
|---|---|---|---|
| 1 | 2021 | ||
| 2 | 2020 | ||
| 3 | 2019 | ||
| 4 | 2018 | ||
| 5 | 2017 | ||
| 6 | 2016 | 0.03 | -66.67 |
| 7 | 2015 | 0.09 | -10 |
| 8 | 2014 | 0.10 | -9.09 |
| 9 | 2013 | 0.11 | -15.38 |
| 10 | 2012 | 0.13 | -13.33 |
| 11 | 2011 | 0.15 | -25 |
| 12 | 2010 | 0.20 | -9.09 |
| 13 | 2009 | 0.22 | -31.25 |
| 14 | 2008 | 0.32 | -20 |
| 15 | 2007 | 0.40 | -9.09 |
| 16 | 2006 | 0.44 | -58.88 |
| 17 | 2005 | 1.07 | -18.32 |
| 18 | 2004 | 1.31 | -13.82 |
| 19 | 2003 | 1.52 | -8.43 |
| 20 | 2002 | 1.66 | -17 |
| 21 | 2001 | 2.00 | -11.89 |
| 22 | 2000 | 2.27 | -17.15 |
| 23 | 1999 | 2.74 | -4.86 |
| 24 | 1998 | 2.88 | 6.67 |
| 25 | 1997 | 2.70 | -12.9 |
| 26 | 1996 | 3.10 | -31.57 |
| 27 | 1995 | 4.53 | -10.3 |
| 28 | 1994 | 5.05 | -8.18 |
| 29 | 1993 | 5.50 | -6.78 |
| 30 | 1992 | 5.90 | -3.28 |
| 31 | 1991 | 6.10 | -4.69 |
| 32 | 1990 | 6.40 | -1.54 |
| 33 | 1989 | 6.50 | -1.52 |
| 34 | 1988 | 6.60 | -2.94 |
| 35 | 1987 | 6.80 | -4.23 |
| 36 | 1986 | 7.10 | 1.43 |
| 37 | 1985 | 7.00 | 1.45 |
| 38 | 1984 | 6.90 | 2.99 |
| 39 | 1983 | 6.70 | 9.84 |
| 40 | 1982 | 6.10 | 1.67 |
| 41 | 1981 | 6.00 | 1.69 |
| 42 | 1980 | 5.90 | 3.51 |
| 43 | 1979 | 5.70 | 7.55 |
| 44 | 1978 | 5.30 | 0 |
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