2018

1.0

1998

5.0

1994

7.0

1984

5.9

2017

7.8

1990

0.0

1985

5.4

2004

5.3

1998

6.6

2007

5.5

2007

6.2

1991

6.8

1988

7.0

2004

7.3

1990

5.5

1991

0.0

2019

6.9

1959

7.3

1990

3.7

1977

5.2