Android os using loads of data

So im trying to figure this on out. My os has used 440 mb in just like 12 or 13 days now. all backups syncs turned off. i try to restrict backgroung data but i get the horrible icon that i cant get rid of. I guezs im stuck with this pbone so i gotta make it work for me. Any one have any ideas on this.
Ls991 on 5.1 zv6

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