1973

5.6

1982

4.6

1970

0.0

1987

6.0

1964

4.3

2006

5.5

2015

0.0

1973

4.2

1972

3.8

1993

0.0

1998

7.8

1968

5.6

1973

5.5

1986

6.1

1994

6.6

1989

0.0