2006

5.7

1964

1.0

1959

3.5

1975

1.3

1999

5.6

1992

0.0

1974

3.6

1997

0.0

1978

0.0

2003

6.2

1975

6.0

2014

6.3

1953

6.8

2006

5.8

2000

7.2

1952

6.0

1976

1.0

1976

0.0

2002

5.7

1996

6.2