2005

5.7

1974

0.0

1981

3.9

1997

0.0

1973

7.5

1962

7.0

2002

5.6

1968

6.1

1969

5.7

1963

8.0

2009

6.8

1961

0.0

2005

6.0

1980

7.3

1978

2.0

1964

0.0

1999

0.0

1975

0.0