1982

6.9

2006

9.8

1999

6.7

2008

7.5

2012

9.4

1990

5.8

2012

9.7

2006

6.9

2011

7.0

2022

7.2

2000

8.2

1984

6.1

2013

6.4

1987

7.5

2021

7.0

2003

7.8

1986

7.6

2009

7.8

2003

7.5

2005

6.3