1997

3.9

1995

0.0

2014

7.8

2019

7.5

1990

3.5

2013

7.2

1992

6.2

1999

6.5

2016

7.3

1996

5.3

2018

6.0

1996

5.6

2018

8.4

1995

5.8

2000

6.6

2013

7.2

1998

5.3