2010

5.7

1997

7.6

2002

7.1

2014

6.2

2021

1.0

1996

6.1

2008

6.5

2011

7.6

2011

6.0

2012

5.8

1999

7.9

1995

6.0

2014

6.4

1994

5.0

2013

7.7

2005

4.5

2012

6.3

1997

6.5

1995

5.6

1993

6.4