1999

6.3

2002

6.0

1972

5.4

2019

6.4

2014

5.7

2006

7.1

2004

5.3

2013

10.0

1987

6.0

2005

6.7

2019

7.7

1971

9.0

2003

6.9

1998

7.8

1991

5.9

2012

7.8

2015

0.0

1980

0.0

2005

6.6

2003

5.9