| 2020 |
45.73亿 (4,573,031,907) |
| 2019 |
97.28亿 (9,727,578,853) |
| 2018 |
90.73亿 (9,073,240,074) |
| 2017 |
69.01亿 (6,901,071,090) |
| 2016 |
62.49亿 (6,248,516,308) |
| 2015 |
84.61亿 (8,461,167,357) |
| 2014 |
115.35亿 (11,534,704,828) |
| 2013 |
110.44亿 (11,044,080,657) |
| 2012 |
222.51亿 (22,251,171,955) |
| 2011 |
308.11亿 (30,811,406,671) |
| 2010 |
1265.99亿 (126,598,752,783) |
| 2009 |
1120.74亿 (112,073,585,746) |
| 2008 |
1025.44亿 (102,544,409,799) |
| 2007 |
836.84亿 (83,684,097,995) |
| 2006 |
669.96亿 (66,995,545,657) |
| 2005 |
651.15亿 (65,115,278,396) |
| 2004 |
536.59亿 (53,658,797,327) |
| 2003 |
450.56亿 (45,055,857,461) |
| 2002 |
415.22亿 (41,522,048,997) |
|
|
| 2001 |
386.81亿 (38,680,979,955) |
| 2000 |
338.05亿 (33,805,077,951) |
| 1999 |
333.40亿 (33,340,044,543) |
| 1998 |
310.92亿 (31,091,670,378) |
| 1997 |
303.22亿 (30,322,227,171) |
| 1996 |
287.65亿 (28,764,721,603) |
| 1995 |
273.11亿 (27,311,269,487) |
| 1990 |
113.70亿 (11,370,066,815) |
| 1985 |
121.14亿 (12,114,140,127) |
| 1980 |
73.77亿 (7,376,815,286) |
| 1975 |
32.21亿 (3,220,540,540) |
| 1970 |
9.74亿 (974,345,549) |