1982

4.0

2015

5.5

2003

5.9

1986

6.7

1995

7.0

2000

7.5

2001

0.0

2003

7.4

2018

6.2

1983

6.2

2011

5.0

1988

3.8

2006

3.8

1986

5.0

1993

7.0

1969

9.0

2010

6.0

1998

6.9

2013

7.8

1987

4.0

1984

5.0

2008

6.6

1996

6.7