I mean, check my icons right now. I've got 12, right? Of that 12, it breaks down like this:
1 In-joke
1 Me
1 Harry Potter
1 BtVS (Riley)
1 VMars (Neptune High)
1 VMars (Logan/Veronica)
2 BtVS (Jonathan)
2 VMars (Logan/Lilly)
2 VMars (Logan)
Or, by series ONLY:
1 Harry Potter
2 Other
3 BtVS
6 VMars