2015

6.6

6.6

2020

6.4

2023

6.8

2018

6.5

1985

6.8

1975

7.0

2024

6.0

1972

6.3

2020

6.4

7.0

2015

6.4

2015

6.6

2023

6.5

2024

7.2

1972

6.6

2018

6.3

2011

6.4

2021

6.7

1953

4.8