2020

7.3

2005

5.8

2004

6.2

1999

7.9

2021

7.5

1984

6.1

2014

5.8

1980

6.0

1989

6.9

1991

6.3

2007

6.1

2013

8.0

2007

7.7

2009

6.9

2022

2.0

1987

5.7

2013

3.2

2001

6.1

2017

4.8

1985

6.9