ranked.vote: San Francisco / Board of Supervisors, District 8 / 2010

ranked.vote // San Francisco Board of Supervisors, District 8

The San Francisco Consolidated General Election was held on November 2, 2010. Scott Wiener was the winner out of 4 candidatesafter 1 elimination round.

Scott Wiener was also the Condorcet winner.

Scott WienerRafael MandelmanRebecca ProzanEliminated in round 1Bill HemengerEliminated in round 1Write-InEliminated in round 1

Runoff Rounds

This Sankey diagram shows the votes of each remaining candidate at each round, as well as the breakdown of votes transferred when each candidate was eliminated.

Note that the tabulation (but not the winner) may differ from the official count. You can read more about why this is.

Round 1Round 2Scott WienerRafael MandelmanRebecca ProzanBill HemengerWrite-InExhaustedScott WienerRafael MandelmanExhausted

Pairwise Preferences

For every pair of candidates, this table shows the fraction of voters who preferred one to the other. A preference means that either a voter ranks a candidate ahead of the other, or ranks one candidate but does not list the other. Ballots which rank neither candidate are not counted towards the percent counts.

Less-preferred Candidate
Preferred Candidate
Scott Wiener
Rafael Mandelman
Rebecca Prozan
Bill Hemenger
Write-In
Scott Wiener 55.4% 61.1% 88.2% 99.5%
Rafael Mandelman 44.6% 53.2% 79.6% 99.6%
Rebecca Prozan 38.9% 46.8% 84.4% 99.5%
Bill Hemenger 11.8% 20.4% 15.6% 98%
Write-In 0.5% 0.4% 0.5% 2%

First Alternate

For every pair of candidates, this table shows the fraction of voters who ranked one candidate first ranked the other candidate second.

Second Choice
First Choice
Scott Wiener
Rafael Mandelman
Rebecca Prozan
Bill Hemenger
Write-In
Exhausted
Scott Wiener 19.7% 45.9% 8.7% 0.1% 25.6%
Rafael Mandelman 22.2% 42% 2.9% 0.3% 32.7%
Rebecca Prozan 42.3% 32% 5.7% 0.1% 19.9%
Bill Hemenger 33.5% 11.9% 19.1% 0.3% 35.1%
Write-In 6.7% 3.3% 3.3% 86.7%

Final Vote by First Choice

This table tracks which candidate ballots were ultimately allocated to, among ballots that ranked an eliminated candidate first.

Final Round Choice
First Round Choice
Scott Wiener
Rafael Mandelman
Exhausted
Rebecca Prozan 44.8% 33.5% 21.7%
Bill Hemenger 43.9% 15.9% 40.2%
Write-In 6.7% 3.3% 90%

This report was generated by ranked.vote and may be reproduced under CC-BY. Learn more about ranked.vote.