2021

6.6

1998

7.3

1999

4.3

2005

5.6

1966

6.4

1981

6.9

1995

6.9

1975

10.0

1963

7.2

2002

7.0

1982

6.5

1965

7.7

1950

7.7

1971

5.2

2006

6.9

1995

0.0

1980

6.1

2019

7.1

1990

5.1

1970

6.6