2007

5.8

2011

0.0

1964

6.1

1978

5.0

1974

7.9

1976

7.0

2019

0.0

1992

6.6

1966

6.4

2000

4.7

2000

6.4

2001

5.8

2003

6.0

2006

5.5

2013

4.8

1987

6.1

2004

6.7

2014

5.6

1998

7.5

2016

0.0