1999

7.4

2004

8.3

2021

10.0

2011

3.5

2004

7.2

2011

6.4

2014

6.1

2007

6.9

1967

8.4

1964

7.5

2013

8.0

7.0

2020

3.2

2022

10.0

2023

5.3

1999

7.5

2012

6.3

2003

4.4