1947

6.5

1944

6.7

1983

5.8

2002

7.4

2006

7.0

1971

7.7

2007

5.4

2006

5.5

1986

6.3

1994

5.8

1979

5.7

1990

6.5

1971

4.0

1969

0.0

1947

6.4

1972

5.2

2000

4.9

1948

8.0

1966

4.1

1949

6.9