2005

6.8

1959

6.3

1988

7.7

2005

7.2

1996

7.4

2006

5.4

1976

10.0

1919

6.9

1989

7.8

1998

7.3

1969

4.0

2018

0.0

1960

6.2

2012

4.8

2006

7.0

1967

7.6

1962

8.0

1987

8.1

2003

6.0

1972

6.9