1986

7.6

2005

6.3

1997

7.5

1980

8.2

2006

4.2

2001

7.8

1966

7.3

1999

7.0

2018

6.2

2024

10.0

2007

5.2

2006

7.0

2008

5.4

1969

6.1

1992

6.2

1985

7.5

1988

6.4

1980

6.7

2000

6.3

0.0