2019

6.9

2009

7.5

2012

4.4

1975

5.5

1999

5.5

2009

6.5

2007

3.8

2013

6.7

1977

5.6

2007

5.9

1999

4.2

1972

5.7

2005

6.4

1969

4.5

1984

1.0

1965

3.6

1996

2.0

2011

5.3

1969

0.0

1969

4.3