2012

6.7

1996

6.4

2023

8.1

1990

6.1

2024

9.9

1979

10.0

2006

6.6

2011

7.5

2006

6.5

1978

5.6

2019

6.8

2023

5.6

2021

7.1

2007

7.2

1952

6.7

2015

7.4

2019

6.2

1989

7.0

2014

5.6