1998

6.8

2013

5.1

1971

6.0

2014

6.0

1955

0.0

1937

5.5

1982

0.0

1947

9.0

1968

7.0

1936

6.8

1953

4.5

2010

4.8

1972

0.0

2013

8.5

2018

6.9

1952

6.6

1972

4.0

0.0

1963

5.3

1950

7.4