1999

7.7

2004

7.4

2015

0.0

2001

8.1

1992

7.1

1990

7.0

2001

8.5

1983

5.2

1993

6.0

1995

7.7

1994

8.3

2021

0.0

2006

6.1

2000

0.0

2000

6.2

1993

5.9

2014

6.7

1982

6.8

2005

7.3

1991

7.8