1930

0.0

1991

3.5

1992

4.3

1993

3.5

1989

4.3

1957

4.0

1974

5.2

2001

2.7

1992

1.0

2001

6.6

1997

5.3

1997

6.9

2000

5.8

2004

2.5

1999

3.8

2007

6.3

2018

0.0

1996

3.5

1980

2.8

1995

0.0