2013

6.7

1997

7.6

1949

6.9

1941

5.2

1963

6.8

1999

0.0

1962

0.0

2003

0.0

2021

0.0

1978

0.0

1917

0.0

2005

8.1

1999

6.2

1969

6.0

1973

7.4

1963

6.1

1999

7.2

2006

6.1