2014

5.0

1982

4.8

1993

6.2

1991

8.3

1996

7.9

2004

7.2

2006

7.4

2014

6.8

1996

6.0

2016

4.8

2000

6.3

1971

5.5

1975

5.5

1997

6.9

1969

8.0

1966

6.5

2006

7.6

1987

4.9

1996

7.6

1968

6.5