2007

6.2

1981

5.9

2005

2.7

1983

6.3

1979

6.1

2007

4.8

2006

5.8

2008

7.8

2007

6.1

2008

5.0

2022

6.0

2014

6.4

2008

6.0

2008

5.6

2007

5.4

2015

6.5

0.0

1990

6.4

2022

10.0

2019

3.8