1976

6.0

1995

6.3

1932

6.1

2009

7.1

1975

8.0

2010

2.8

1934

6.4

2015

6.6

1985

7.3

1984

3.8

1979

4.1

2019

6.0

2003

0.0

1969

5.5

1977

6.6

2005

5.0

2014

2.1

1971

6.2

2006

5.1

2008

6.1