2011

7.3

2013

8.1

1964

7.4

2011

6.8

2009

5.6

2020

5.5

2019

5.3

2024

7.9

2023

6.4

1993

6.5

2021

9.2

2017

5.6

1976

5.2

1975

6.3

2020

5.5

2023

5.4

1997

5.4

1969

6.6

1994

6.8