Figure 2: Voter Turnout based on Registered Electors and Eligible Electors in the Population, General Elections 2004 to 2015
The bar graph shows the difference in turnout rate since 2004 when replacing registered electors with an estimate of the electoral population in the denominator of the turnout measure. The percentage values of turnout when using either electors in population or registered electors are as follows:
- June 28, 2004 general election
- Electors in population, 58.5 percent
- Registered electors, 60.9 percent
- Jan. 23, 2006 general election
- Electors in population, 62.8 percent
- Registered electors, 64.7 percent
- Oct. 14, 2008 general election
- Electors in population, 56.5 percent
- Registered electors, 58.8 percent
- May 2, 2011 general election
- Electors in population, 58.5 percent
- Registered electors, 61.1 percent
- Oct. 19, 2015 general election
- Electors in population, 66.1 percent
- Registered electors, 68.3 percent