1990

6.8

2005

6.1

2011

0.0

2019

4.8

2006

6.3

1999

6.4

2013

6.7

2016

5.7

1975

5.6

2001

5.1

2007

5.6

2022

6.8

1980

7.5

1985

2.0

2016

5.4

1983

5.4

2022

1.0

2002

6.8

2016

4.0

2011

3.1