2002

6.6

1988

7.5

2003

5.8

2007

6.6

1982

7.8

2007

5.8

2007

7.2

2021

0.0

2002

5.3

1997

5.0

2006

6.9

1952

8.3

2007

6.5

1949

6.1

1975

7.5

2014

6.3

1973

7.4

1998

5.5

2001

6.8

2004

7.6