1993

5.5

2021

0.0

1994

6.3

1992

5.5

1996

6.1

1983

0.0

1992

5.7

2001

6.1

1992

4.7

2003

6.9

1974

4.3

2002

6.7

2008

6.9

2016

5.3

1967

7.8

1993

3.5

2007

7.2

2006

5.1

1997

7.1

2003

6.5