| 年份 | 单位:亿次 |
| 含“(E)”其对应值为系统预测,仅供参考。 | |
| 2025(E) | 购买后可见 » |
| 2024(E) | 购买后可见 » |
| 2023(E) | 购买后可见 » |
| 2022 | 购买后可见 » |
| 2021 | 购买后可见 » |
| 2020 | 购买后可见 » |
| 2019 | 购买后可见 » |
| 2018 | 购买后可见 » |
| 2017 | 购买后可见 » |
| 2016 | 购买后可见 » |
| 2015 | 购买后可见 » |
| 2014 | 购买后可见 » |
| 2013 | 购买后可见 » |
| 2012 | 24.83 |
| 2011 | 22.11 |
| 2010 | 21.35 |
| 2009 | 20.08 |
| 2008 | 18.58 |
| 2007 | 16.85 |
| 2006 | 15.12 |
| 2005 | 14.19 |
| 2004 | 13.16 |
| 2003 | 12.13 |
| 2002 | 12.17 |
| 2001 | 11.74 |
| 2000 | 11.83 |
| 1999 | 11.51 |
| 1998 | 11.51 |
| 1997 | 11.38 |
| 1996 | 11.61 |
| 1995 | 11.65 |
| 1994 | 11.86 |
| 1993 | 12.19 |
| 1992 | 14.31 |
| 1991 | 14.40 |
| 1990 | 14.05 |
| 1989 | 13.52 |
| 1988 | 13.76 |
| 1987 | 14.00 |
| 1986 | 12.18 |
| 1985 | 11.37 |
| 1984 | 11.86 |
| 1983 | 11.71 |
| 1982 | 11.38 |
| 1981 | 10.51 |
| 1980 | 9.54 |
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