1993

3.3

2001

4.4

1968

5.0

1969

5.1

1972

3.2

2004

2.0

2001

0.0

1993

3.5

2000

5.5

1980

0.0

2005

3.6

1999

4.0

1976

3.3

1996

3.7

1979

2.0

2017

6.8

1978

4.2

2015

5.1

1989

4.8

2008

4.0