1989

8.0

2014

6.6

2005

6.0

1987

6.7

2022

6.3

2015

5.1

2002

6.9

2021

6.2

2006

6.4

2013

5.0

2001

8.0

2020

5.8

2022

7.0

1992

5.4

10.0

1967

5.0

2022

3.9

2007

7.0

2020

6.0

1993

4.3