2016

2.0

1968

6.9

1965

4.7

2002

6.7

1945

3.8

1996

6.9

2005

6.5

1987

7.5

1990

6.3

2001

6.1

2003

5.4

1978

7.2

1959

4.2

1979

6.1

2008

6.4

1975

5.8

2003

5.1

2014

3.0

2009

7.8

1965

4.8