1932

6.6

1959

6.4

1946

7.1

2023

5.8

2003

5.3

2013

3.0

1981

7.4

2005

5.2

2008

6.8

1989

6.6

1999

6.0

1975

7.3

1979

6.7

1986

6.4

2000

6.4

2006

7.6

1998

5.3

1986

4.7

2005

5.2

1988

6.6