1997

5.6

1979

0.0

2015

6.9

2014

4.6

1957

6.0

1968

5.3

1991

4.3

1993

3.0

1995

5.9

2006

4.5

1989

3.3

1963

0.0

2008

6.9

1968

3.5

2018

4.8

2025

6.4

1989

4.8

2013

1.0

2005

6.4

1987

5.9