2019

6.7

2014

4.9

1980

6.0

2008

5.9

2022

7.3

1975

6.8

2013

6.5

2005

5.2

2007

5.5

1987

6.1

1984

7.2

1971

6.7

1989

5.6

1993

6.5

2011

7.1

2023

6.1

2021

6.4

2010

6.8

2004

6.4

1970

7.3