Such numbers are really hard to come by (or disclose publicly). I can tell you that Google exploits on the black market are basically worthless unless 1) it al

Such numbers are really hard to come by (or disclose publicly). I can tell you that Google exploits on the black market are basically worthless unless 1) it allows Gmail read/send access or 2) facilitates emptying stolen cards in some way. For other types of exploits (a Facebook login bypass, or Windows RCE for example) are far more useful and the black market community really can't come up with the funds to compete with corporate or government buyers.