1995

6.7

2009

7.2

1984

6.7

2020

8.6

1982

7.5

1996

6.9

2007

7.3

2022

7.2

2006

3.5

1991

6.2

2016

7.1

1987

0.0

2002

8.5

2019

7.0

2007

6.6

1997

4.8

2005

7.5

1970

6.2

2001

5.6

2018

6.8