2018

7.3

1970

7.5

1990

6.5

1999

5.3

2000

6.4

1962

7.8

1974

7.2

1994

5.3

1998

0.0

1971

7.4

2008

6.6

1942

0.0

1979

6.1

2021

6.6

1988

6.7

1958

7.6

2003

4.7

1994

7.2

1971

6.1

2007

4.6