Mathematical language is not really effectively understood by many people. People could mistakenly use "every month average" when they actually want the 'average per month' but that doesn't change the meaning of those conditions, just as people creating about "stationery cars" does not change the meaning of "stationery" or https://financefeeds.com/nauru-to-create-a-virtual-asset-authority-and-position-itself-as-a-pacific-copyright-hub/