2019

6.6

2014

6.9

2023

6.9

1980

5.9

2006

6.8

2024

7.7

2020

7.4

7.1

2023

6.2

1975

7.1

2015

6.7

2020

6.5

1972

6.6

2017

6.6

2023

6.1

1996

6.5

2004

6.4

2000

5.1

2024

6.0

1987

5.3