2006

6.1

2019

6.5

2001

6.8

2000

6.4

2004

6.4

2003

6.8

1985

6.1

2008

7.7

2018

6.3

1986

6.2

2022

6.7

2002

7.5

1980

5.9

2017

6.9

2020

6.7

2008

8.7

5.4

1966

6.1

2011

6.6

2005

5.2