1993

7.5

2007

4.6

2023

8.0

1992

6.8

2006

6.7

1988

7.8

1980

7.7

1999

7.2

2008

6.3

1997

7.6

2007

6.0

2023

9.2

2023

10.0

2021

4.6

1994

6.8

1948

0.0

2006

0.0

2017

5.4

2024

10.0

2011

6.3