1982

1.0

2008

7.1

2001

5.7

1991

0.0

1984

7.2

2019

8.3

2000

8.1

2005

6.3

2013

6.0

2004

5.2

1989

6.8

2002

6.8

1993

6.9

1989

5.9

1991

7.2

0.0

2016

0.5

1940

6.5

2004

6.3

1994

5.3