2013

5.4

1998

6.7

1973

7.3

1996

5.3

1987

4.2

2000

6.6

1989

6.0

1991

6.0

1995

6.2

2013

6.1

1992

3.5

1988

5.0

2008

5.3

1993

7.6

1993

5.4

1992

0.0

1997

6.2

1971

4.0

2018

0.0

2013

7.6