2007

7.1

1989

6.3

2014

6.1

1963

4.0

1988

6.8

1942

7.0

1955

7.0

1960

6.7

1958

6.6

1957

6.4

1958

6.6

1971

7.5

2011

8.8

2023

7.7

1971

5.8

1964

7.6

2023

4.4

1968

4.8

1981

4.5

1982

5.7