2004

8.3

2020

9.8

2001

6.6

1985

7.9

2006

8.2

2014

6.7

2004

8.6

1999

7.5

2002

7.3

2015

6.7

2006

5.4

2016

9.0

1993

7.0

1977

7.3

2003

5.5

1988

5.8

1993

7.1

1993

7.4

2013

6.9

1997

7.1