Not all political donations in our data sets include dates. This may result in discrepancies between spending listed on this chart and total spending.
Democrats: $626,599,589 (90%)
Republicans: $96,616,455 (10%)
Any spending not identified as Republican or Democrat is either non-partisan, third party, or unknown. Ballot initiative spending was not assigned to political parties and is not included in this chart.
Spending on Candidates and Ballot Measures, by State