2000

4.3

2017

6.5

2011

7.0

2000

5.3

2009

6.4

2001

7.8

1999

4.9

1989

4.1

2006

4.4

2021

5.6

2000

0.0

2002

4.0

2014

0.0

2004

5.8

1977

6.4

2002

0.0

1992

4.7

1994

5.5

1997

7.0

2004

6.9

2007

5.9

2001

5.6

2009

6.6

2013

6.8