| 2021/01/29 | How many OECD countries will have drone delivery services by 2020? | -6,909.49 | - | 
  
      | 2020/12/31 | When will U.S. house prices peak before the next crisis? | -9,041.03 | - | 
  
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      | 2019/11/21 | 2018년 연말 기준 한국의 기준 금리는 얼마일까요? | -6,262.05 | - | 
  
      | 2019/04/16 | What relationship will the UK and the EU agree after the Brexit? | -853.12 | - | 
  
      | 2018/11/16 | Confidential question | -568.72 | - | 
  
      | 2018/11/16 | Confidential question | -116.95 | - | 
  
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      | 2018/11/15 | 2018년 한국시리즈 우승팀을 맞춰보세요? | -9,946.42 | - | 
  
      | 2018/09/12 | Confidential question | -951.01 | - | 
  
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      | 2018/01/04 | Will Ethereum overtake Bitcoin in 2017 at least on one day, and by how much? | -2,000.00 | - | 
  
      | 2017/11/11 | Ist die Wiener Islam-Kindergartenstudie manipuliert oder korrekt? | -5,000.00 | - | 
  
      | 2017/10/03 | Which TV brand will win the EISA award 2017/18 for best high-end TV? | -515.53 | - | 
  
      | 2017/08/22 | Wird GILT die erforderliche Anzahl von Unterstützungserklärungen erhalten? | -4,903.85 | - |