2003

5.8

2002

6.1

1948

8.0

1977

7.7

1989

6.1

1996

5.9

2006

6.7

1953

6.9

1996

7.3

1973

7.0

1995

8.0

1975

7.5

2004

7.5

2003

0.0

1999

7.6

2005

6.7

2021

9.0

1959

7.9

2001

7.8

1984

7.0