2012

4.0

2002

7.9

2003

8.5

1981

6.7

2007

7.6

2020

7.9

1974

7.5

1985

6.7

1980

6.8

2002

8.2

1972

8.6

2006

8.2

2005

8.2

1995

5.4

1985

7.5

1990

7.4

2005

7.0

1973

7.0

1982

7.1

1999

6.0