1995

5.9

2016

9.0

2018

5.0

1972

7.0

1971

0.0

2005

7.1

2006

7.8

1964

6.0

2008

0.0

2003

0.0

2006

6.7

2001

7.7

2004

7.3

1984

5.9

2012

5.4

1964

6.3

1973

7.6

1991

6.8

2007

6.8

2007

5.0