1982

5.0

1981

7.0

1976

5.1

1996

0.0

1981

0.0

2019

6.9

2016

4.8

2008

6.6

2022

6.0

1984

5.9

1973

7.5

2013

6.8

2009

7.1

2006

6.7

1997

6.1

1978

7.3

2000

6.8

2008

6.3

1987

6.9

2005

7.0