2003

7.4

2017

0.0

1987

7.7

1987

5.8

2013

0.0

2010

10.0

2011

6.9

1987

3.8

1993

3.8

1990

7.8

1966

6.4

2006

7.5

2015

7.0

2018

6.3

2005

8.0

1992

3.7

1991

4.2

1992

6.8

1958

6.7

1986

6.4