2001

6.9

2011

0.0

1955

7.5

1964

6.0

1949

6.6

1951

5.2

2013

0.0

1992

4.4

1969

0.0

1927

5.0

1998

6.3

1961

5.4

1950

7.4

1977

7.0

1955

7.2

2004

3.7

1986

0.0

1962

7.2

1955

7.3

2008

6.9