[v1.3] Any idea on how to get the production per minute on actions/storage.php ?

[eduvs]

I think the title explains it all.

I want to get the production per minute or per hour from stone, iron and wood mines into actions/storage.php file but i don't have even the slightest ideea on how to do that. If theres a function for them, please explain and excuse my question

Cheers.