| 序号 | 时间 (年) |
数据 (千头) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | |
| 7 | 2019 | 23600.00 |
| 8 | 2018 | 22945.00 |
| 9 | 2017 | 21782.00 |
| 10 | 2016 | 21239.00 |
| 11 | 2015 | 19308.00 |
| 12 | 2014 | 19010.00 |
| 13 | 2013 | 18785.00 |
| 14 | 2012 | 17263.00 |
| 15 | 2011 | 17251.00 |
| 16 | 2010 | 17288.00 |
| 17 | 2009 | 16217.00 |
| 18 | 2008 | 16371.00 |
| 19 | 2007 | 16185.00 |
| 20 | 2006 | 13812.00 |
| 21 | 2005 | 13717.00 |
| 22 | 2004 | 16278.00 |
| 23 | 2003 | 17601.00 |
| 24 | 2002 | 16227.00 |
| 25 | 2001 | 15824.00 |
| 26 | 2000 | 18341.00 |
| 27 | 1999 | 17248.00 |
| 28 | 1998 | 17348.00 |
| 29 | 1997 | 19115.00 |
| 30 | 1996 | 22631.00 |
| 31 | 1995 | 24859.00 |
| 32 | 1994 | 28557.00 |
| 33 | 1993 | 31520.00 |
| 34 | 1992 | 35384.00 |
| 35 | 1991 | 38314.00 |
| 36 | 1990 | 40000.00 |
| 37 | 1989 | 39800.00 |
| 38 | 1988 | 39200.00 |
