2011

6.9

2013

6.1

1994

6.2

6.1

2021

7.8

1983

6.6

2022

5.8

2023

9.4

2023

10.0

1996

9.5

2013

6.1

1949

6.2

2013

7.5

2024

5.8

1969

8.3

1997

7.7

2009

5.0

1982

7.6

2022

6.3

2012

6.7