Representation Index	Measure of the percentage of eligible voters who elected a candidate in House elections; it is determined by multiplying voter turnout by the percentage of votes cast for winning candidates.
Wasted Vote Index
Tight	Number of votes cast for losing candidates
R-D-O	Percentage of voters for Republicans, for Democrats and for other candidates who did not help elect a candidate
Votes and Seats	Percentages of votes and seats won by Republicans, Democrats and others; "O" refers to independent and third party candidates
Drop-Off Voters	Percentage of voters who participated in a statewide race but did not vote in a U.S. House election
High/Low % Voter Turnout	The congressional districts with the highest voter turnout in a state (H) and lowest voter turnout (L) in a state
Landslide Index	Percentage of all races won by at least 20%
Scale of Competitiveness
Tight	Won by 5% or less
Competitive	Won by between 5% and 10%
Landslide	Won by least 20%, but less than 40%
No Contest	Won by at least 40%
Uncontested	Won without major party opposition
Untouchable	Incumbents who won by landslides in last two general elections
Race/Ethnicity	Measure of the number of representatives from a state who are Black (B), Latino (L), Asian (A) and Indian (I)
Elected Women	Measure of the number of women in a state's U.S. House delegation