0.0

2004

7.5

1992

7.4

1981

7.3

1992

7.2

2016

4.7

2016

3.9

2005

4.8

2023

7.3

2012

8.0

2003

5.4

2008

5.9

2006

6.5

1980

5.5

1979

6.7

2022

7.0

2013

0.0

2009

0.0

1989

6.6

1968

7.6