| 序号 | 时间 (年) |
数据 (万人) |
|---|---|---|
| 1 | 2019 | |
| 2 | 2018 | |
| 3 | 2017 | |
| 4 | 2016 | |
| 5 | 2015 | |
| 6 | 2014 | |
| 7 | 2013 | 2.23 |
| 8 | 2012 | 2.37 |
| 9 | 2011 | 2.18 |
| 10 | 2010 | 2.20 |
| 11 | 2009 | 1.81 |
| 12 | 2008 | 1.99 |
| 13 | 2007 | 1.90 |
| 14 | 2006 | 1.61 |
| 15 | 2005 | 2.32 |
| 16 | 2004 | 3.00 |
| 17 | 2003 | 3.19 |
| 18 | 2002 | 0.58 |
| 19 | 2001 | 0.83 |
| 20 | 2000 | 0.70 |
| 21 | 1999 | 0.82 |
| 22 | 1996 | 14.18 |
| 23 | 1995 | 14.59 |
| 24 | 1994 | 15.57 |
| 25 | 1993 | 15.03 |
| 26 | 1992 | 15.68 |
| 27 | 1991 | 15.80 |
| 28 | 1990 | 15.65 |
