Update: Fresnillo, the world’s largest primary silver producer announces sales were up 11% in 2015 as Silver and Gold output increased.

 Update: Fresnillo, the world’s largest primary silver producer announces sales were up 11% in 2015 as Silver and Gold output increased.
Fresnillo intends to increase silver production again in 2016 – as much as 8%
Further Reading:
Global Silver Mining Production Increased in 2015
North American Silver Miners Report Record Silver Production
The Tiny Silver Market in Perspective

The value of annual global silver mining production is about $13.1 billion as of February 2016.