2008

10.0

2002

8.4

2015

7.8

1989

5.8

2005

9.9

2011

9.5

2004

9.5

1993

5.4

2012

9.1

1970

7.6

1975

5.6

1969

6.6

2009

4.7

2000

5.8

2006

9.8

2019

6.4

2002

10.0

2021

7.1

1994

7.4