2002

7.8

1993

0.0

1985

0.0

2000

5.6

2001

4.4

2008

6.4

2006

6.2

1982

7.2

2008

8.0

10.0

1937

7.2

1962

6.9

2010

6.0

1984

9.0

1977

5.9

1966

5.1

1951

4.2

2014

6.1

2000

6.4

1977

6.6