2020

8.2

1977

6.6

1970

6.2

2007

0.0

1991

0.0

2002

5.8

1985

6.0

1990

7.5

1993

7.8

1996

7.6

2005

7.1

1933

6.6

2013

4.6

1997

8.0

2023

0.0

1951

5.4

1953

6.4

1963

7.1

2013

0.0

1996

6.6