1993

3.3

2001

4.4

1968

5.0

1969

5.1

1993

3.5

1980

0.0

1999

4.0

2017

6.8

2015

5.1

2008

4.0

1971

2.3

1989

3.7

2012

6.1

1998

4.0

1977

4.5

1974

6.5

1976

4.4

1999

3.7

1981

4.4

1980

5.1