2006

8.0

1994

6.6

1977

7.1

2004

7.3

2007

7.4

1962

0.0

1932

6.9

1987

6.9

1975

0.0

1941

5.0

1964

6.0

1998

7.0

1941

0.0

2009

5.8

1986

0.0

1976

5.2

1968

4.2

1975

6.1

1988

4.9

2019

5.9