1977

7.3

5.7

2007

10.0

7.8

6.4

2023

9.3

2014

4.5

2024

6.2

2019

4.8

2020

7.2

2011

5.5

2003

5.8

2010

6.6

2015

5.5

1998

6.1

2022

7.4

2020

10.0

2021

6.6