2005

4.0

2002

6.8

1970

7.2

1996

6.4

2001

7.3

1964

7.1

1963

7.0

2016

3.3

1988

6.3

2013

8.5

1966

5.8

1996

5.3

1963

7.5

2005

8.0

1994

7.5

1980

6.6

2014

6.7

2009

6.6

2007

4.0

2007

5.0