2019

5.7

2011

7.2

1995

6.3

2002

7.5

2007

5.6

2001

6.4

1997

7.6

1983

7.9

2000

7.0

2011

7.1

1999

6.5

2011

7.1

2002

7.1

2012

0.0

1998

6.0

2006

6.4

1948

8.0

1980

6.3

2000

6.1

2013

6.3