2014

4.6

1982

5.8

1996

6.2

2023

5.5

2018

6.8

2006

6.6

2009

7.1

2016

7.7

2004

7.3

2004

6.1

2017

3.9

2001

4.5

2020

6.4

1982

7.7

1994

5.6

1999

6.3

1975

5.9

2002

5.4

2003

6.4

1989

0.0