2018

6.5

2015

6.6

2020

6.4

1975

7.0

2018

6.3

2024

6.0

2020

6.4

2011

6.4

2022

5.6

1972

6.6

2015

6.6

2015

6.4

7.0

2023

6.8

2009

6.1

1953

4.8

2004

5.9

6.6

1992

6.4

1985

6.8