2004

5.6

1996

0.0

1976

4.7

1982

6.5

2014

6.4

2002

6.4

2023

7.2

2001

7.0

2007

3.9

2016

4.5

2018

4.7

2007

5.6

1983

5.2

2005

5.9

2006

6.3

1969

3.0

2009

5.6

1998

6.3

1968

5.5

2014

5.2