2006

7.4

1999

4.5

1991

6.7

2012

7.6

1994

8.4

2017

5.2

1996

0.0

2001

7.6

1999

7.9

1993

7.0

1994

6.5

2015

6.5

1997

6.0

2021

7.6

2014

7.1

1996

4.6

2002

6.0

2015

6.8