Libertarians are a significant part of FreedomWorks supporters, comprising about 30% of the group. On both immigration and abortion, libertarians (as reflected in that party's platforms over the past three elections), take positions quite distinct from the Republican Party and from many other Tea Party supporters. On abortion, libertarians were about 20% less likely to support a constitutional amendment banning abortions, and about 12% less likely to support stricter limits on immigration.
Source: Huffington Post. Read full article. (link)