1953

6.7

1953

7.0

1981

6.9

1951

6.1

1945

5.7

1935

6.5

2010

5.9

1994

7.5

2008

7.0

1999

4.3

2005

5.6

1966

6.4

1980

6.1

1995

0.0

2021

6.6

2019

7.1

2003

6.9

2019

7.9

1995

6.9

1963

7.2