2002

6.2

1998

5.3

1968

4.5

2016

7.9

1964

7.3

2009

0.0

2013

0.0

2020

7.4

2013

5.0

1940

5.0

1987

5.0

2020

10.0

1991

7.4

2020

0.0

2005

7.5

2014

5.9

2010

6.3

1999

3.9

2003

4.8

2018

6.8