| 序号 | 时间 (年) |
数据 (户) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | |
| 8 | 2014 | |
| 9 | 2013 | |
| 10 | 2012 | |
| 11 | 2011 | 51757.00 |
| 12 | 2010 | 51488.00 |
| 13 | 2009 | 52451.00 |
| 14 | 2008 | 51793.00 |
| 15 | 2007 | 52019.00 |
| 16 | 2006 | 49170.00 |
| 17 | 2005 | 49425.00 |
| 18 | 2004 | 51047.00 |
| 19 | 2003 | 49238.00 |
| 20 | 2002 | 49895.00 |
| 21 | 2001 | 50163.00 |
| 22 | 2000 | 49387.00 |
| 23 | 1999 | 47448.00 |
| 24 | 1998 | 46882.00 |
| 25 | 1997 | 45382.00 |
| 26 | 1996 | 43039.00 |
| 27 | 1995 | 41790.00 |
| 28 | 1994 | 40651.00 |
| 29 | 1993 | 39272.00 |
| 30 | 1992 | 36800.00 |
| 31 | 1991 | 34003.00 |
| 32 | 1990 | 31737.00 |
| 33 | 1989 | 31262.00 |
| 34 | 1988 | 29427.00 |
| 35 | 1987 | 28633.00 |
| 36 | 1986 | 28218.00 |
| 37 | 1985 | 28913.00 |
| 38 | 1984 | 25640.00 |
| 39 | 1983 | 25725.00 |
| 40 | 1982 | 25709.00 |
| 41 | 1981 | 25353.00 |
| 42 | 1980 | 24870.00 |
| 43 | 1979 | 25088.00 |
| 44 | 1978 | 24985.00 |
| 45 | 1975 | 24963.00 |
| 46 | 1970 | 25350.00 |
| 47 | 1965 | 21853.00 |
| 48 | 1962 | 22627.00 |
| 49 | 1957 | 22913.00 |
