1999

7.7

1995

7.7

1994

7.5

2019

7.9

1984

7.4

2002

7.0

1997

6.8

1992

6.8

1999

7.6

6.7

1993

7.7

2001

8.0

1986

4.0

2010

10.0

2005

5.0

1997

3.5

2019

0.0

1987

7.3

1999

7.1

2005

7.4