2006

6.4

2001

7.4

1997

7.9

2002

8.0

2006

8.0

2014

4.8

2024

7.0

2003

8.3

1986

7.7

1962

7.3

1953

7.9

2000

8.1

1971

6.6

1976

6.6

1963

7.5

2000

7.0

1981

7.2

2009

5.7

2002

6.6

1993

7.0