PropellerAds Traffic Chart Doesn't Add Up

[Millie]

I've been looking at the @PropellerAds Traffic Chart for OnClick, mobile, Android, but the numbers don't add up. For example,

Poland Total: 481,921
3G: 48,275
Wifi: 23


Egypt Total: 4,031,649
3G: 509,624
Wifi: 1,024,514


United States Total: 3,433,626
3G: 282,716
Wifi: 291,540

Anyone know what accounts for the missing traffic and why that's not shown separately, given that it accounts for the lions share of the