1985

6.9

2011

6.4

2018

6.3

1986

6.2

2020

6.5

2018

6.5

1993

6.5

2023

9.2

2008

6.7

2015

6.6

1972

6.6

2023

6.9

2020

6.4

2024

6.0

2023

6.6

2023

6.4

1999

6.8

2012

5.8

6.6

2007

5.7