There was a detailed analysis of the Cruz web site contributions from his 3 recent speeches....as far as I recall it was mostly small donors....
will see if I can find it and link.
Ted Cruz's Rollout Breaks the Rules, Scores a Quick Million US News & World Report's The Run 2016 ^ | March 25, 2015 | David Catanese
Posted on 3/25/2015, 1:35:37 PM by 2ndDivisionVet
http://www.freerepublic.com/focus/gop/3272069/posts?page=2
Regional distribution of donations.....brighter is more
Go to the original post for the detailed analysis.