2001

5.7

1933

6.2

1993

7.1

1987

6.5

1994

5.0

1987

5.6

1995

7.4

2006

6.5

2002

6.7

2017

6.6

1992

6.5

1996

6.7

1990

5.4

2014

6.2

2011

6.9

1995

6.3

2006

6.3

2014

6.7

2005

6.9

2006

5.5