http://srsroccoreport.com/worlds-largest-silver-producer-down-stunning-12/worlds-largest-silver-producer-down-stunning-12/
No reason for the decline. I suppose it's possible they could ramp it back up if the price of silver (and copper?) rose (and made it attractive to do so).
It will be...
I didn't mention it in the total perspective vortex thread, but Mexican billionaire Hugo Salinas Price has been lobbying the Mexican government for a while now to re-monetize silver. Last I had heard, he was optimistic that it was going to happen.
Background...