Nexon America Third Quarter Revenues Increase 29 Percent over 2010

It did! 0 * 1.29 = 0

No you are wrong, it's -9000*1.29 = -11610, You can't have 0 customer service since they actually reply to tickets, but you can have a negative value since it wastes your time over 99% of the time no matter what you wrote on your ticket. So instead of no customer service, you get extremely bad customer service, that ultimately ends up wasting your time bring the customer service rating to negative.