2002

6.5

2005

4.3

2019

4.0

1985

7.5

1996

6.2

1996

6.1

1998

6.4

1972

7.4

1995

5.8

1979

6.7

2000

6.4

1995

6.8

1981

7.4

2005

5.2

1992

6.3

1989

5.8

1997

4.5

1995

5.9

2002

5.6

2005

6.3