1. clock::clock_iso_weekdays
    Integer codes
    environment
  2. clock::clock_months
    Integer codes
    environment
  3. clock::clock_weekdays
    Integer codes
    environment
  4. tibbletime::FANG
    Stock prices for Facebook, Amazon, Netflix and Google from 2013-2016
  5. tibbletime::FB
    Stock prices for Facebook from 2013-2016