Is this ads earning is real or some fault [100 % increase in 1 day ?]

[smartboy]

hi guys, as my site get some 17k to 20k pageviews per day, i placed propellar ads, but they count unique visits, so they count one page per visitor.

above is my stats, everyday they pay less than penny, but today suddenly earning is $ 7.87

Is it real or how they calculate this

 

[VideoCloud]

With Ads, its dependant on a lot of things.. also depends on Ad Network, - Most Networks are Based on CTR Rate and Where your traffic comes from.. Check out a Thread by Blaze where he lists all the ad networks.