2008

3.5

1998

6.9

2004

0.0

1993

5.5

2001

7.0

2013

5.0

1948

0.0

1998

6.2

2003

7.9

1988

6.1

2005

7.3

1986

6.5

2009

7.8

2006

5.5

2016

0.0

1987

0.0

1943

6.5

1999

7.4

2015

0.0

2013

7.4