| Results Tracker for CD18 | |||
|---|---|---|---|
| Date | Candidate | Votes | Percent |
| 2012-11-08 | Dave Chapman (R) | 63,211 | 30.10% |
| 2012-11-08 | Anna G. Eshoo (D) | 146,994 | 69.90% |
| 2012-11-10 | Dave Chapman (R) | 69,254 | 30.00% |
| 2012-11-10 | Anna G. Eshoo (D) | 161,292 | 70.00% |
| 2012-11-11 | Dave Chapman (R) | 69,254 | 30.00% |
| 2012-11-11 | Anna G. Eshoo (D) | 161,292 | 70.00% |
| 2012-11-12 | Dave Chapman (R) | 69,254 | 30.00% |
| 2012-11-12 | Anna G. Eshoo (D) | 161,292 | 70.00% |
| 2012-11-16 | Dave Chapman (R) | 84,036 | 29.70% |
| 2012-11-16 | Anna G. Eshoo (D) | 199,355 | 70.30% |
| 2012-11-20 | Dave Chapman (R) | 84,036 | 29.70% |
| 2012-11-20 | Anna G. Eshoo (D) | 199,355 | 70.30% |
| 2012-11-21 | Dave Chapman (R) | 84,786 | 29.60% |
| 2012-11-21 | Anna G. Eshoo (D) | 201,587 | 70.40% |
| 2012-11-28 | Dave Chapman (R) | 84,786 | 29.60% |
| 2012-11-28 | Anna G. Eshoo (D) | 201,587 | 70.40% |
| 2012-11-29 | Dave Chapman (R) | 87,011 | 29.60% |
| 2012-11-29 | Anna G. Eshoo (D) | 207,259 | 70.40% |
| Current | Dave Chapman (R) | 89,103 | 29.50% |
| Current | Anna G. Eshoo (D) | 212,831 | 70.50% |
| Change | Change in Votes | Percentage Change | |
| Increase from Election Day Results | Dave Chapman (R) | 25,892 | 41.0% |
| Increase from Election Day Results | Anna G. Eshoo (D) | 65,837 | 44.8% |