1998

9.2

2002

8.3

2001

6.6

2006

7.7

1973

7.6

2016

1.7

1992

5.8

2017

7.3

2022

6.4

1993

6.3

2006

7.0

0.0

1994

10.0

2010

7.0

1969

7.0

2009

8.5

2007

7.1

2020

8.0

2021

10.0