1966

8.0

1988

5.0

1965

6.4

1987

6.9

2024

0.0

1985

5.8

2006

7.0

2019

6.4

1980

5.1

1975

6.4

1990

6.8

2005

6.3

1961

6.9

1976

2.0

1999

4.5

1991

6.7

2008

5.2

1953

6.8

2011

5.8

2009

4.3