UK - Estimate that crowdfunded banking has provided £100 million in loans to over 1,700 companies to date

NESTA has published a report Banking on each other:

This report seeks to cast some light on the emerging field of peer-to-peer lending to businesses, using a large set of data collected through Funding Circle, the largest peer-to-peer business lending site in the UK. Funding Circle has facilitated approximately £100 million in loans to over 1,700 companies to date (as of April 2013).