2023

6.4

1985

5.3

2009

6.7

2006

6.8

1975

6.9

1971

6.0

2012

7.1

1969

6.5

2003

6.6

1989

5.1

1973

6.3

1970

6.4

2018

6.8

1988

5.2

1953

4.8

2008

3.9

2023

6.9

1977

5.4

1957

6.9

2000

6.2