2010

5.8

2000

4.8

1994

5.6

1998

5.2

2003

7.8

2005

7.6

1996

7.2

1997

5.1

1995

5.7

2004

8.6

1999

4.1

1995

7.3

1990

7.4

2017

7.6

1998

7.1

1995

7.3

1998

5.2