2006

6.4

1976

7.5

1994

5.9

1982

6.7

2017

5.7

2020

5.5

2007

6.6

1965

7.2

2021

6.3

1995

4.6

2010

5.0

2000

7.5

1895

6.8

1970

7.2

1949

8.0

1970

7.7

1976

7.6

1955

7.8

1967

6.5

1989

5.1