2003

6.0

1990

6.1

2011

6.2

2002

4.6

2019

6.5

1992

7.3

2009

6.0

1992

8.1

1991

5.3

1947

7.6

2007

7.5

2006

6.9

2001

5.2

2003

5.7

1994

8.5

1999

7.6

1983

7.9

1994

7.4

2014

8.1

2013

7.5