1973

2.3

2006

8.2

1962

7.9

2002

7.1

1948

7.9

2006

6.4

1961

7.2

1998

6.9

2005

6.8

1929

6.5

1990

7.8

2003

7.6

1994

7.4

1953

7.7

2023

0.0

1989

7.2

1996

6.8

1958

7.6

1984

8.0

1998

7.4