| 1978 | 1979 | 1980 | | 1985 | | 1986 | 1987 | 1988 | 1989 | 1990 | | 1991 | 1992 | 1993 | 1994 | 1995 | | 1996 | 1997 | 1998 | 1999 | 2000 | | 2001 | 2002 | 2003 | 2004 | 2005 | | 2006 | 2007 | | |
|
| | | | | | | | | | 444.1 | 291.6 | 240.9 | 50.7 | | | | | | | 470.5 | 312.0 | 254.2 | 57.8 | | | | | | | 484.2 | 326.8 | 269.4 | 57.1 | | | | | | 0.3 | | | | | | | | | | | 574.8 | 384.8 | 308.1 | 72.6 | | | 1.6 | | | 2.5 | | | | | | | | | | | 590.0 | 400.5 | 324.4 | 71.1 | | | 2.4 | | | 2.6 | 598.2 | 408.4 | 331.8 | 70.7 | | | 2.8 | | | 3.1 | 584.1 | 413.9 | 336.4 | 69.9 | 0.2 | | 3.4 | | | 3.5 | 593.9 | 424.0 | 343.8 | 67.4 | 3.4 | | 3.7 | | | 5.6 | 627.1 | 461.2 | 357.9 | 86.8 | 5.1 | | 4.6 | | | 6.3 | | | | | | | | | | | 634.0 | 477.2 | 367.8 | 89.0 | 0.5 | | 7.7 | 0.2 | | 7.2 | 649.3 | 490.6 | 371.5 | 90.5 | 0.4 | | 11.4 | 0.2 | | 14.0 | 627.8 | 481.4 | 362.3 | 79.7 | 2.8 | | 11.0 | 6.4 | | 14.0 | 664.3 | 492.7 | 363.5 | 73.3 | 3.5 | 6.3 | 15.0 | 9.4 | | 20.9 | 665.3 | 492.7 | 358.1 | 72.1 | 3.7 | 8.0 | 17.4 | 10.4 | | 21.9 | | | | | | | | | | | 660.2 | 495.7 | 355.1 | 68.6 | 3.4 | 14.8 | 20.7 | 10.1 | | 22.9 | 655.8 | 498.7 | 354.7 | 68.5 | 3.2 | 19.3 | 21.2 | 10.2 | | 21.2 | 622.2 | 463.2 | 308.1 | 51.0 | 5.2 | 44.5 | 21.2 | 13.1 | | 20.1 | 618.6 | 456.1 | 287.6 | 49.7 | 4.8 | 24.9 | 20.6 | 13.5 | | 23.7 | 619.3 | 456.3 | 266.2 | 48.3 | 4.0 | 48.2 | 23.8 | 14.2 | | 24.4 | | | | | | | | | | | 628.9 | 464.2 | 246.3 | 45.8 | 4.1 | 67.9 | 22.4 | 12.9 | | 24.8 | 679.2 | 513.6 | 224.8 | 36.8 | 4.1 | 112.1 | 29.2 | 17.0 | 4.8 | 33.1 | 703.3 | 533.7 | 212.8 | 30.1 | 3.8 | 135.7 | 31.5 | 17.3 | 5.2 | 37.2 | 854.1 | 682.7 | 199.5 | 28.2 | 3.5 | 172.4 | 45.0 | 18.3 | 134.2 | 45.7 | 878.0 | 694.0 | 195.0 | 23.8 | 2.4 | 185.7 | 49.6 | 21.7 | 131.2 | 57.2 | | | | | | | | | | | 919.7 | 734.2 | 189.3 | 18.8 | 2.1 | 200.6 | 57.3 | 23.5 | 154.8 | 65.6 | 942.7 | 745.4 | 189.3 | 17.3 | 1.9 | 218.1 | 69.3 | 28.8 | 133.8 | 67.2 | | | | | | | | | | | | | | | | | | | | | |