2004

7.2

1959

8.1

2001

5.1

2005

4.9

1934

6.7

1942

6.9

1954

6.3

1949

7.7

2005

0.0

1934

0.0

1995

6.7

1990

6.3

1989

6.3

2006

6.4

1976

6.7

1987

6.2

1958

7.1

2008

7.1

2008

5.4

2003

7.2