2009

5.8

1986

7.7

1989

6.7

1991

7.4

2014

6.8

2005

0.0

1999

7.0

2007

7.3

2017

6.0

2021

6.5

2006

3.5

1959

7.1

2007

5.1

1989

7.2

1992

6.9

2005

6.3

1994

8.3

1991

7.5

2006

5.4

2000

8.1