Can't forget there are like 10,000 OTC companies..
Post# of 22940
Market Number of Monthly $ Monthly $ Vol 2015 $
Designations Securities* Volume per Security Volume
OTCQX® 489 $3,042,749,043 $6,222,391 $41,851,519,684
OTCQB® 1,015 $896,561,861 $883,312 $19,587,947,695
Pink® 8,346 $11,391,400,833 $1,364,893 $134,805,801,450
Totals 9,850 $15,330,711,737 $1,556,417 $196,245,268,829
*Data as of December 31, 2015