2021

6.4

2025

0.0

1981

7.1

2000

1.0

1976

6.0

2009

4.7

2008

5.5

2010

6.9

2007

5.0

1951

6.0

2001

5.8

1979

5.6

1978

5.0

1947

5.7

1976

4.0

1985

4.0

1970

5.8

1998

6.0

1988

5.5

1939

6.4