DAX Average for year

Hi,
I do have what I want but is there a better way of doing this?
I want to calculate the average sales for each year based on the sum of monthly totals,

I've first tried;

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Which give the total per year and then divides by 12, after a few more attempts I used crossjoin with ALL and VALUES;

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so if anyone knows a better way please let me know.


Richard.