2015

6.6

2020

6.5

7.1

6.6

2023

6.4

2024

7.7

2023

6.6

1989

6.1

2012

6.3

2015

6.7

6.6

1937

5.5

2024

6.1

1992

6.4

2012

7.7

2018

6.5

2021

7.8

1988

5.5

1996

6.3

5.0