1999

6.6

2018

6.3

1972

6.6

2021

9.2

2015

6.5

1980

5.9

2012

5.3

1996

3.8

2014

6.7

2020

9.4

2023

3.9

2014

8.8

2015

6.6

2006

3.5

2000

10.0

2025

10.0

2011

5.5

2011

5.5