Only 18! I jump three or four times a day when the Norton screen pops up saying it's caught another one-- I think there was 18 on one day! For the last four days I thought it had run its course and now it's started up again yesterday. Be sure to check Live Update or whatever your program uses to keep current. I don't think it's cute or inventive, and I want to see their little inventive asses in jail who think up these things. Emily