2018

7.4

1985

4.9

1995

7.5

2000

7.1

1995

6.8

1996

5.0

1985

6.4

1998

7.1

2003

7.0

1992

7.4

2011

7.4

2003

4.3

1982

0.0

1991

3.5

2014

8.0

1989

5.9

1977

7.5

1995

7.6

1984

6.7

2003

5.8

2013

5.7

1996

5.8

1995

0.0

1994

6.0