2015

6.9

1999

7.6

2019

6.2

2021

2.0

2014

6.3

2004

5.1

2022

0.0

2006

6.3

2005

7.2

2024

0.0

2024

0.0

2022

5.8

2002

4.1

2020

6.1

2023

0.0

2015

5.4

1975

4.9

2003

6.0

1977

4.0

2007

6.9