2002

6.5

1984

0.0

2007

5.4

1986

6.7

2004

1.0

1972

1.0

2001

6.4

2004

4.8

2008

5.3

1995

6.3

1925

6.9

1967

6.3

1982

6.2

2014

6.0

2005

6.2

1981

7.3

2017

5.4

1985

7.8

1962

7.7

2016

2.0