aggregateData : <anonymous>: no visible binding for global variable
  ‘id’
summaryAvgVelocity : <anonymous>: no visible binding for global
  variable ‘id’
summaryNetDisplacement : <anonymous>: no visible binding for global
  variable ‘id’
summaryStops : <anonymous>: no visible binding for global variable ‘id’
summaryTotalDistance : <anonymous>: no visible binding for global
  variable ‘id’
Undefined global functions or variables:
  id
aggregateData : <anonymous>: no visible binding for global variable
  ‘id’
summaryAvgVelocity : <anonymous>: no visible binding for global
  variable ‘id’
summaryNetDisplacement : <anonymous>: no visible binding for global
  variable ‘id’
summaryStops : <anonymous>: no visible binding for global variable ‘id’
summaryTotalDistance : <anonymous>: no visible binding for global
  variable ‘id’
Undefined global functions or variables:
  id
aggregateData : <anonymous>: no visible binding for global variable
  ‘id’
summaryAvgVelocity : <anonymous>: no visible binding for global
  variable ‘id’
summaryNetDisplacement : <anonymous>: no visible binding for global
  variable ‘id’
summaryStops : <anonymous>: no visible binding for global variable ‘id’
summaryTotalDistance : <anonymous>: no visible binding for global
  variable ‘id’
Undefined global functions or variables:
  id