2019

8.7

2012

9.3

2014

8.5

1996

8.0

2012

6.3

2016

7.4

2018

5.3

1993

6.8

2005

9.7

1952

6.8

2020

7.0

2005

3.9

1992

5.0

2025

6.0

1992

7.4

2025

8.5

1963

4.5

2021

7.3

2024

5.8

2002

5.5