2004

6.0

2007

6.3

1999

6.8

1936

6.1

1932

7.0

2015

7.0

1998

2.9

2007

6.7

1956

7.6

2005

7.3

2015

5.3

2014

6.0

1961

7.4

2002

7.4

2013

5.6

1975

4.2

2007

6.5

2008

6.6

1981

4.9

1981

4.9