2012

5.6

1999

7.5

1977

5.5

1955

0.0

1980

0.0

2006

6.8

2006

0.0

2004

7.7

1993

6.8

2003

2.0

1979

0.0

1994

8.4

2007

6.6

1998

7.2

2015

6.0

2019

4.5

2019

1.0

2010

7.6

2010

7.3

1984

6.1