% t0 q- }' Y7 L3 b. v5 r, b) B8 xIn Tier 1 markets, some 50% of all traffic is available at 1 cent per click. 3 @# Z- @2 d) w* v3 }7 T- A
In Tier 2 markets, between 20%-49 % of traffic is available at 1 cent per click. R( m2 \$ |* S" ?5 W' C- i, H* i& K/ F: ~ v- D0 M7 s& `
发表于 2013-8-19 11:28:21
发表于 2013-8-19 12:00:00
发表于 2013-8-26 14:19:53
