2014

4.9

1983

5.8

1973

7.9

2024

6.0

2005

6.4

2016

6.6

2007

7.3

1990

4.4

2002

8.4

2007

7.1

2007

8.1

2008

4.3

1984

2.0

1947

7.1

1974

10.0

1988

6.0

1989

5.2

1933

3.5

1975

7.0

1932

7.8