2009

5.0

1962

6.9

2020

6.4

1970

7.8

1972

8.1

1994

8.7

2007

6.1

2006

6.1

1951

7.5

1968

7.1

1990

5.9

1974

6.0

1965

7.5

1992

5.3

1997

7.7

1982

8.1

2003

6.7

1982

5.2

1987

5.5

2015

5.2