| 1978 | 1979 | 1980 | 1981-1985 | 1981 | 1982 | 1983 | 1984 | 1985 | 1986-1990 | 1986 | 1987 | 1988 | 1989 | 1990 | 1991-1995 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996-2000 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001-2005 | 2001 | 2002 | 2003 | 2004 | 2005 | | 2006 | 2007 | 2008 | 2009 | | |
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| | | | | | | | | 22.6 | | | | | | | | | 26.5 | | | | | | | | | 33.2 | | | | | | | | | 286.8 | 223.8 | 22.6 | | | | | 40.4 | | 36.6 | 30.1 | 1.3 | | | | | 5.2 | | 38.6 | 33.0 | 1.5 | | | | | 4.1 | | 51.3 | 37.1 | 1.4 | | | | | 12.8 | | 66.3 | 50.0 | 2.2 | | | | | 14.1 | | 94.0 | 73.6 | 16.2 | | | | | 4.2 | | 724.1 | 609.6 | 83.1 | | | | | 31.4 | | 106.2 | 88.7 | 13.3 | | | | | 4.2 | | 136.2 | 115.8 | 15.2 | | | | | 5.2 | | 163.0 | 133.2 | 21.4 | | | | | 8.4 | | 139.5 | 117.7 | 15.1 | | | | | 6.7 | | 179.2 | 154.2 | 18.1 | | | | | 6.9 | | 2358.7 | 1764.2 | 188.7 | | | | | 24.8 | | 192.0 | 165.0 | 20.2 | | | | | 6.8 | | 266.0 | 230.1 | 27.3 | | | | | 8.6 | | 410.4 | 340.1 | 37.4 | | | | | 2.0 | | 648.8 | 514.8 | 44.6 | | | | | 3.1 | | 841.5 | 514.2 | 59.2 | | | | | 4.3 | | 5461.7 | 3380.8 | 261.8 | | | | | 155.3 | | 876.9 | 545.7 | 57.6 | | | | | 4.8 | | 961.2 | 605.7 | 54.7 | | | | | 4.0 | | 1155.6 | 727.9 | 48.7 | | | | | 30.9 | | 1170.6 | 735.7 | 55.8 | | | | | 36.1 | | 1297.4 | 765.8 | 45.0 | | | | | 79.5 | | 10857.4 | 3922.4 | 303.3 | | | | | 809.4 | | 1530.5 | 752.6 | 45.8 | | | | | 110.9 | | 1814.3 | 771.5 | 53.9 | | | | | 150.6 | | 2157.1 | 745.1 | 62.4 | | | | | 201.3 | | 2528.3 | 755.5 | 69.5 | 3.1 | 1063.8 | 204.5 | 198.8 | 176.4 | 56.7 | 2827.2 | 897.7 | 71.7 | 6.2 | 1211.8 | 164.1 | 274.1 | 170.2 | 31.4 | | | | | | | | | | 3371.5 | 1207.2 | 69.3 | 3.1 | 1384.5 | 180.9 | 315.9 | 174.9 | 35.7 | 3966.6 | 1343.0 | 80.4 | 2.7 | 1679.0 | 236.4 | 378.9 | 209.0 | 37.2 | 3848.5 | 1388.6 | 66.8 | 0.6 | 1688.5 | 145.3 | 274.9 | 242.2 | 41.6 | 4858.4 | 2316.8 | 68.9 | 0.1 | 1728.5 | 172.2 | 273.0 | 233.0 | 65.9 | | | | | | | | | | | | | | | | | | | |