Various advocacy groups have given McCain scores or grades as to how well his votes align with the positions of each group. The American Conservative Union awarded McCain a lifetime rating of 82 percent through 2015, while McCain registered an average lifetime 12 percent "Liberal Quotient" from Americans for Democratic Action through 2015. CrowdPac, which rates politicians based on donations made and received, gave Senator McCain a score of 4.3C with 10C being the most conservative and 10L being the most liberal.