2001

4.8

2001

7.2

1982

5.9

1985

5.5

1986

5.3

1993

6.2

2006

6.6

2020

5.5

1991

0.0

1991

8.0

1997

6.1

2017

6.8

1977

5.0

2005

8.0

2006

7.8

1999

5.7

1986

4.5

1980

6.4

2016

4.8

1996

5.2

2016

6.2

2015

7.6

1989

6.2

2010

7.1

2003

8.4

1983

7.3