[Politics: The number of candidates participating in the September 2019 Democratic primary debates to be exactly] 10

Created by Cato on 2019-07-30; known on 2019-09-14; judged right by Cato on 2019-09-15.

• Cato estimated 16% on 2019-07-30
• pranomostro estimated 12% on 2019-08-01
• Cato estimated 26% on 2019-08-09
• Cato estimated 36% on 2019-08-19
• Cato estimated 24% on 2019-08-21
• Cato estimated 28% on 2019-08-23
• Cato estimated 66% on 2019-08-26
• Cato estimated 100% on 2019-08-29
• Cato   judged this prediction right on 2019-09-15.