2001

5.1

1989

5.0

1975

5.5

1976

5.7

1962

7.9

1969

6.9

2024

8.1

1989

3.1

2006

7.4

2003

7.8

1968

7.6

1983

5.3

1999

4.2

2012

1.0

1969

6.5

2004

1.5

2009

6.2

2017

5.1

2007

5.9

1961

4.9