Fixed bug with a possible ZeroDivisionError when printing stats.
Fixed bug with a possible ZeroDivisionError when printing stats.

cgoldberg/locust,rackerlabs/locust,fengshao0907/locust,santiavenda2/locust,wndhydrnt/locust,normanb/locust,yangchaogit/locust,fengshao0907/locust,pan1cz/locust,pan1cz/locust,harrisonfeng/locust,leo23/locust,nagyistoce/locust,armersong/locust,jaume-pinyol/locust,heyman/locust,pmdarrow/locust,mbeacom/locust,fengshao0907/locust,rohitgup14/locust,ismail-s/locust,fordhurley/locust,locustio/locust,jacobgardner/locust,lixar/locust,bugsduggan/locust,TZer0/locust,ismail-s/locust,agoragames/locust,locustio/locust,cloudant/locust,cloudant/locust,agoragames/locust,RollForReflex/locust,noif/locust,moongtaeng/locust,lixar/locust,locustio/locust,wndhydrnt/locust,liubq919/locust,minhoryang/locust,pmdarrow/locust,TZer0/locust,leo23/locust,santiavenda2/locust,Diogo-Costa/locust,kyroskoh/locust,pglass/locust,donglei/locust,kyroskoh/locust,rackerlabs/locust,donglei/locust,jaume-pinyol/locust,nagyistoce/locust,bugsduggan/locust,RollForReflex/locust,scalp42/locust,RollForReflex/locust,pan1cz/locust,jaume-pinyol/locust,timaakulich/locust,locustio/locust,edx/locust,doctoryes/locust,harrisonfeng/locust,Diogo-Costa/locust,TZer0/locust,leo23/locust,mbeacom/locust,fordhurley/locust,cpennington/locust,dmoliveira/locust,Diogo-Costa/locust,yangchaogit/locust,yangchaogit/locust,donglei/locust,santiavenda2/locust,fordhurley/locust,moongtaeng/locust,cloudant/locust,timaakulich/locust,cloudant/locust,rohitgup14/locust,ismail-s/locust,kyroskoh/locust,minhoryang/locust,mbeacom/locust,noif/locust,agoragames/locust,kentzzhang/locust,jacobgardner/locust,Diogo-Costa/locust,doctoryes/locust,moongtaeng/locust,cgoldberg/locust,armersong/locust,bugsduggan/locust,doctoryes/locust,rohitgup14/locust,harrisonfeng/locust,rohitgup14/locust,minhoryang/locust,liubq919/locust,jacobgardner/locust,lixar/locust,nagyistoce/locust,timaakulich/locust,kentzzhang/locust,kentzzhang/locust,noif/locust,mbeacom/locust,cpennington/locust,normanb/locust,pglass/locust,yangchaogit/locust,edx/locust,donglei/locust,liubq919/locust,dmoliveira/locust,armersong/locust,fengshao0907/locust,noif/locust,armersong/locust,wndhydrnt/locust,normanb/locust,rackerlabs/locust,scalp42/locust,pmdarrow/locust,kentzzhang/locust,RollForReflex/locust,scalp42/locust,wndhydrnt/locust,lixar/locust,dmoliveira/locust,leo23/locust,moongtaeng/locust,doctoryes/locust,cgoldberg/locust,edx/locust,dmoliveira/locust,cpennington/locust,cpennington/locust,edx/locust,pglass/locust