2000

7.9

1973

6.2

1939

5.5

1974

6.0

2004

6.5

2005

0.0

1989

6.3

1993

6.2

2001

7.2

1971

8.2

1932

7.4

1956

7.7

1999

7.4

2003

6.8

1982

5.2

1969

7.0

2003

6.1

1997

6.5

1978

4.8

1999

6.7