| 1978 | 1979 | 1980 | | 1981 | 1982 | 1983 | 1984 | 1985 | | 1986 | 1987 | 1988 | 1989 | 1990 | | 1991 | 1992 | 1993 | 1994 | 1995 | | 1996 | 1997 | 1998 | 1999 | 2000 | | 2001 | 2002 | 2003 | 2004 | 2005 | | 2006 | 2007 | 2008 | 2009 | | |
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| | | | | | | | | 91.9 | 382.1 | 165.3 | | | | 92.9 | 374.7 | 165.1 | | | | 95.0 | 374.3 | 167.4 | | | | | | | | | | 98.9 | 377.6 | 172.9 | | | | 103.2 | 381.8 | 179.4 | | | | 106.6 | 384.0 | 184.6 | | | | 108.9 | 385.6 | 188.9 | 350 | 15 | 4394 | 111.8 | 387.2 | 190.0 | | | | | | | 327 | 15 | 4400 | 113.1 | 386.9 | 189.5 | 324 | 14 | 4326 | 115.7 | 388.9 | 189.8 | 321 | 13 | 4111 | 118.6 | 389.6 | 189.2 | 322 | 14 | 4483 | 121.5 | 390.0 | 186.1 | 252 | 77 | 4481 | 124.5 | 392.0 | 184.3 | | | | | | | 209 | 77 | 4480 | 125.5 | 390.7 | 182.1 | 209 | 77 | 4229 | 126.2 | 387.6 | 178.7 | 192 | 81 | 4476 | 126.5 | 382.4 | 176.0 | 174 | 92 | 4464 | 124.9 | 376.0 | 171.6 | 166 | 100 | 4355 | 125.0 | 371.5 | 163.6 | | | | | | | 166 | 100 | 4357 | 124.6 | 368.9 | 164.2 | 132 | 108 | 4348 | 124.6 | 365.3 | 161.2 | 126 | 105 | 4032 | 125.9 | 364.4 | 161.0 | 125 | 103 | 4040 | 125.9 | 363.9 | 165.3 | 70 | 142 | 4039 | 126.8 | 363.7 | 165.8 | | | | | | | 52 | 139 | 4010 | 127.6 | 361.6 | 165.3 | 51 | 141 | 4005 | 128.0 | 357.6 | 165.6 | 45 | 142 | 3985 | 131.1 | 360.6 | 169.6 | 42 | 142 | 3985 | 132.8 | 359.9 | 171.4 | 43 | 142 | 3953 | 142.2 | 381.8 | 184.0 | | | | | | | 41 | 142 | 3957 | 143.6 | 501.6 | 316.9 | 41 | 142 | 3955 | 176.9 | 510.0 | 313.4 | 40 | 142 | 3951 | 189.8 | 547.4 | 321.3 | 40 | 142 | 3950 | 203.8 | 572.5 | 338.7 | | | | | | | | | | | | | |