[
  {
    "vehicle_type":"Truck\/tractor w\/ trailer",
    "count":1127
  },
  {
    "vehicle_type":"Truck or truck tractor (big rig)",
    "count":927
  },
  {
    "vehicle_type":"Pickup\/panel truck",
    "count":220
  },
  {
    "vehicle_type":"Other bus",
    "count":13
  },
  {
    "vehicle_type":"Pickup w\/ trailer",
    "count":3
  }
]