2007

5.7

2008

5.3

2007

5.9

1984

6.5

1988

5.6

1997

5.2

1992

6.2

2005

5.6

2023

7.2

2016

4.1

1989

5.9

2004

6.3

2025

0.0

2009

5.8

1999

6.7

2005

4.2

2010

7.8

2022

7.0

1974

6.4

1958

7.0