1994

7.3

1956

7.1

2008

6.9

1972

7.9

1972

7.4

2000

7.1

1952

6.7

1980

6.8

1987

0.0

2007

6.1

2003

6.7

1962

7.2

2015

7.8

1946

6.6

1977

7.3

2005

6.1

1954

8.1

2009

7.2

1998

6.7

1951

6.0