1968

7.1

1993

3.8

1996

6.5

1966

0.0

2000

6.5

2007

3.8

1993

7.1

2002

5.2

2006

4.0

1994

0.0

2013

6.1

1977

7.0

1958

4.4

1986

7.1

1988

6.8

2000

4.5

1969

0.0

1968

0.0

1973

5.3

1965

7.3

1948

6.6

1969

5.8

1977

0.0

1964

4.5

1977

6.3

1999

6.0

1961

5.1

1995

2.0

1968

6.8

1989

7.5

1967

6.9

1962

7.4

2013

6.5