1996

7.0

2007

6.4

2006

6.3

2023

0.0

1991

4.6

2021

4.6

2002

6.3

1973

3.5

2001

7.4

1991

5.9

2003

6.6

2010

5.1

1992

5.0

2008

6.8

1977

4.5

2004

5.3

1975

7.4

1978

6.0

2017

6.1

2022

5.6