62% of UK illegal downloaders say that using Spotify has reduced the amount they illegally download

"Almost two thirds (62 per cent) of those who admit to illegally downloading, say using Spotify has encouraged them to reduce the amount they download illegally or kick the habit altogether.
The survey** from the leading price comparison website moneysupermarket.com on downloading and streaming also showed that one in eight Brits (12 per cent) admit to download illegally in the past six months."
Source: Press release from MoneySupermarket.com, 6th November 2009