2006

6.1

2015

6.6

2024

7.2

6.6

2018

6.5

2012

9.3

1985

6.1

1980

5.9

2011

6.6

6.6

2024

6.9

1978

5.8

2008

7.7

2023

6.4

1975

7.0

2020

6.4

2011

7.5

1972

6.6

2023

9.2

1993

6.5