1972

6.2

2002

6.0

1999

0.0

2000

5.8

1993

10.0

1997

1.0

1979

4.9

2018

5.5

1987

5.8

1974

6.8

1993

0.0

2006

6.5

1998

5.5

1972

0.0

1958

0.0

1993

6.0

1989

6.6

1986

6.3

1972

8.0

1973

5.1

2015

0.0

2010

6.5

1982

2.0

2002

4.1

2012

10.0

2001

5.8