Maybe this article from a national market research firm might help you answer that question:
Bloodbath: 54% of Verizons Android, BlackBerry users likely to upgrade to iPhone on day one
Another relevant article:
Verizon iPhone pre-orders sold out - in 2 hours; most successful 1st day sales in Verizon history!
Brother...
And when we see that Androids growth is still at 508% again, it will onto hoping the iPhone5 does it.