1991

4.6

1970

3.0

2001

7.4

1991

5.9

1996

7.0

1973

3.5

1970

3.8

2007

6.4

2006

6.3

1980

4.8

2004

5.3

2003

6.6

2023

0.0

1975

7.4

2010

5.1

2011

6.6

2023

0.0

2006

6.2

2022

5.5

2000

4.6