2015

6.7

2025

9.4

2020

6.6

2015

6.6

2013

7.7

1992

7.1

1977

7.5

2017

2.8

2019

7.2

2014

7.0

2024

8.0

2021

7.2

1998

7.9

1984

6.3

2003

7.6

2014

7.3

2014

5.9

2015

7.5

2013

6.8

1990

6.5