2015

4.9

1984

6.7

2014

7.6

1993

5.9

1959

5.5

2009

5.9

2002

5.4

1991

4.0

1992

5.6

1999

6.9

2005

4.8

2013

3.5

1993

0.0

2017

6.5

2017

5.5

2025

5.4

1997

6.0

1996

0.0

2010

4.2

1984

4.5