2021

6.6

1990

6.3

2004

7.4

2006

6.4

2005

6.6

2018

5.6

1997

6.8

1984

7.3

2010

5.0

2012

3.7

2020

0.0

1980

6.3

1988

5.8

1989

5.4

2003

6.4

1987

6.7

1998

7.1

2002

6.7

1999

4.5

2005

5.9