1975
1976
1977
1978
1979
1980
1981
1982
1983
1984 |
4.92
6.81
5.88
6.66
6.28
7.57
6.08
5.65
7.75
5.85 |
(181)
(250)
(216)
(245)
(231)
(278)
(223)
(208)
(285)
(215) |
|
|
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994 |
5.05
4.78
5.88
7.42
5.69
5.74
5.58
5.56
6.40
5.48 |
(186)
(176)
(216)
(273)
(209)
(211)
(205)
(204)
(235)
(201) |
|
|
1995
1996
1997
1998
1999
2000 |
6.72
7.35
6.47
4.93
4.63
4.40 |
(247)
(270)
(238)
(181)
(170)
(162) |
|