Crowdfunding platform Kickstarter has revealed statistics demonstrating the behaviour of its contributors in 2012.

The four-year-old site helped Amanda Palmer to raise more than $1.2m for her album campaign last year.

The new stats reveal that 2,241,475 people in 177 countries pledged money in 2012, offering a total of $319,786,629 – a year-on-year rise of 221%. Backers pledged $606.76 per minute over the course of the year.

This money successfully funded 18,109 projects, to which $274m was directly pledged.