2022

7.8

2015

6.6

6.6

2020

6.4

1999

6.7

2024

7.2

1972

6.6

2013

6.1

2021

5.7

7.0

2008

5.7

2014

5.6

1972

6.3

2011

7.2

1975

7.0

2013

6.1

0.0

1985

6.1

5.4

2023

6.2