1966

7.1

1969

6.0

2010

7.1

5.7

1940

7.0

2008

8.0

1978

6.8

1962

7.3

1970

4.6

1952

7.0

2015

6.2

1951

7.4

2008

7.2

2019

6.3

1963

7.6

1992

7.0

1966

6.7

2011

6.9

1990

7.9

1946

7.1