2023

10.0

2021

6.3

1982

6.4

2022

7.8

2005

5.1

2006

5.7

6.4

2007

6.7

2014

6.8

2012

6.5

2009

5.7

2003

8.7

1973

7.3

1979

4.7

2010

6.4

2007

6.1

2010

7.2

1989

7.1

2008

7.4

2008

6.1