| Table 3: Methods of Voting in the United States | ||||||
| State | Punch | Lever | Paper | Scan | Electronic | Mixed |
| Alaska | 0.00% | 0.00% | 0.00% | 76.60% | 0.00% | 23.40% |
| Alabama | 3.10% | 0.20% | 81.20% | 15.50% | 0.00% | |
| Arkansas | 20.60% | 12.70% | 6.70% | 56.80% | 1.20% | 2.00% |
| Arizona | 20.10% | 0.00% | 0.00% | 79.90% | 0.00% | 0.00% |
| California | 80.20% | 0.00% | 0.00% | 15.30% | 4.50% | 0.00% |
| Colorado | 45.70% | 0.00% | 0.50% | 29.50% | 24.30% | 0.00% |
| Connecticut | 0.00% | 100.00% | 0.00% | 0.00% | 0.00% | 0.00% |
| D.C. | 0.00% | 100.00% | 0.00% | 0.00% | 0.00% | 0.00% |
| Delaware | 0.00% | 0.00% | 0.00% | 0.00% | 100.00% | 0.00% |
| Florida | 64.40% | 0.10% | 0.10% | 35.40% | 0.00% | 0.00% |
| Georgia | 43.80% | 18.10% | 0.10% | 38.00% | 0.00% | 0.00% |
| Hawaii | 0.00% | 0.00% | 0.00% | 100.00% | 0.00% | 0.00% |
| Iowa | 0.00% | 10.50% | 0.90% | 82.10% | 6.50% | 0.00% |
| Idaho | 58.70% | 0.00% | 8.00% | 33.30% | 0.00% | 0.00% |
| Illinois | 99.90% | 0.00% | 0.00% | 0.10% | 0.00% | 0.00% |
| Indiana | 36.20% | 23.40% | 0.00% | 6.90% | 33.50% | 0.00% |
| Kansas | 0.00% | 0.00% | 6.30% | 59.90% | 33.80% | 0.00% |
| Kentucky | 0.00% | 9.30% | 0.00% | 18.50% | 72.20% | 0.00% |
| Louisiana | 0.00% | 50.90% | 0.00% | 0.00% | 49.10% | 0.00% |
| Massachusetts* | 1.20% | 15.70% | 5.60% | 77.50% | 0.00% | 0.00% |
| Maryland | 16.50% | 17.50% | 0.00% | 53.80% | 12.20% | 0.00% |
| Maine | 0.00% | 0.00% | 27.20% | 0.00% | 0.00% | 72.80% |
| Michigan | 11.40% | 2.00% | 0.00% | 5.50% | 0.40% | 80.70% |
| Minnesota | 2.70% | 0.00% | 5.70% | 67.10% | 0.00% | 24.50% |
| Missouri | 69.70% | 0.00% | 1.30% | 29.00% | 0.00% | 0.00% |
| Mississippi | 21.50% | 17.50% | 0.00% | 59.00% | 2.00% | 0.00% |
| Montana | 17.20% | 0.00% | 6.40% | 76.40% | 0.00% | 0.00% |
| North Carolina | 9.60% | 3.50% | 0.20% | 51.90% | 34.80% | 0.00% |
| North Dakota | 7.00% | 0.00% | 5.20% | 87.80% | 0.00% | 0.00% |
| Nebraska | 0.00% | 0.00% | 12.10% | 87.90% | 0.00% | 0.00% |
| New Hampshire* | 0.00% | 0.00% | 23.50% | 76.50% | 0.00% | 0.00% |
| New Jersey | 2.60% | 42.60% | 0.00% | 17.50% | 37.30% | 0.00% |
| New Mexico | 0.00% | 0.00% | 0.00% | 10.60% | 89.40% | 0.00% |
| Nevada | 82.00% | 0.00% | 0.00% | 18.00% | 0.00% | 0.00% |
| New York | 0.00% | 100.00% | 0.00% | 0.00% | 0.00% | 0.00% |
| Ohio | 74.40% | 2.30% | 0.00% | 12.50% | 10.80% | 0.00% |
| Oklahoma | 0.00% | 0.00% | 0.00% | 100.00% | 0.00% | 0.00% |
| Oregon | 47.10% | 0.00% | 0.40% | 52.50% | 0.00% | 0.00% |
| Pennsylvania | 12.70% | 62.60% | 0.30% | 11.50% | 12.90% | 0.00% |
| Rhode Island | 0.00% | 0.00% | 0.00% | 100.00% | 0.00% | 0.00% |
| South Carolina | 40.40% | 0.00% | 0.00% | 15.50% | 44.10% | 0.00% |
| South Dakota | 10.10% | 0.00% | 11.30% | 78.60% | 0.00% | 0.00% |
| Tennessee | 12.50% | 23.10% | 0.00% | 11.00% | 53.40% | 0.00% |
| Texas | 30.00% | 1.10% | 3.30% | 62.90% | 2.70% | 0.00% |
| Utah | 97.60% | 0.00% | 1.90% | 0.50% | 0.00% | 0.00% |
| Virginia | 20.40% | 43.00% | 0.10% | 16.90% | 19.60% | 0.00% |
| Vermont* | 0.00% | 0.00% | 38.50% | 61.50% | 0.00% | 0.00% |
| Washington | 63.70% | 0.00% | 0.00% | 36.30% | 0.00% | 0.00% |
| Wisconsin | 2.10% | 0.00% | 6.50% | 18.20% | 0.00% | 73.20% |
| West Virginia | 36.60% | 6.40% | 11.20% | 45.80% | 0.00% | 0.00% |
| Wyoming | 13.80% | 2.80% | 0.00% | 79.60% | 2.40% | 1.40% |
| * These States were done on the local level. All other states were done at county level. | ||||||
| Credit : Residual Votes Attributable to Technology | ||||||
| Written by, | ||||||
| Stephen Ansolabehere | ||||||
| Massachusetts Institute of Technology | ||||||
| Charles Stewart III | ||||||
| Massachusetts Institute of Technology | ||||||