2003

3.2

6.0

1999

0.0

1974

0.0

1959

0.0

2003

0.0

2005

6.8

1975

5.5

1970

0.0

0.0

2000

0.0

2007

0.0

1981

7.2

2002

1.0

1999

7.8

2003

8.5

1992

7.7

1993

6.9

1964

7.4

1971

7.9