2012

6.2

1996

7.4

2010

6.4

2001

6.2

1986

5.6

2003

5.4

2011

3.1

2008

6.8

2022

5.0

2009

6.5

2023

5.8

1967

5.5

1942

7.1

2011

5.8

2016

7.3

1988

5.3

2015

4.9

2010

5.3

2012

7.5

1920

6.6