2015

6.6

7.0

2023

6.8

2011

6.4

2020

6.4

1985

6.8

1975

7.0

6.6

2020

6.4

2021

6.7

2015

6.4

2024

7.2

1972

6.6

1972

6.3

2024

6.0

2023

6.4

2018

6.3

2015

6.6

2008

6.7

6.6