origData = [
  [30.271791,-97.615473,"Code 3","Jan"  ],
  [30.333085,-97.654383,"Code 3","Jan"  ],
  [30.245029,-97.584856,"Code 1","Jan"  ],
  [30.238433,-97.572878,"Code 3","Jan"  ],
  [30.237345,-97.583869,"Code 3","Feb"  ],
  [30.237872,-97.582334,"Code 1","Feb"  ],
  [30.231915,-97.587139,"Code 3","Jan"  ],
  [30.366583,-97.695026,"Code 3","Mar"  ],
  [30.241033,-97.578955,"Code 3","Feb"  ],
  [30.348627,-97.646363,"Code 3","Feb"  ],
  [30.270779,-97.619952,"Code 3","Feb"  ],
  [30.440755,-97.705317,"Code 3","Feb"  ],
  [30.454338,-97.723113,"Code 3","Mar"  ],
  [30.270779,-97.619952,"Code 1","Mar"  ],
  [30.453143,-97.724217,"Code 3","Mar"  ],
  [30.266688,-97.6253,"Code 3","Mar"  ],
  [30.449707,-97.72587,"Code 3","Apr"  ],
  [30.250802,-97.60523,"Code 3","Apr"  ],
  [30.353765,-97.650865,"Code 3","Mar"  ],
  [30.244309,-97.582367,"Other","Apr"  ],
  [30.407112,-97.790455,"Code 1","Apr"  ],
  [30.322469,-97.650468,"Code 3","Apr"  ],
  [30.285265,-97.618685,"Code 3","May"  ],
  [30.234255,-97.569714,"Code 3","May"  ],
  [30.270206,-97.622529,"Code 3","May"  ],
  [30.444715,-97.710738,"Code 3","May"  ],
  [30.270779,-97.619952,"Code 3","May"  ],
  [30.246579,-97.583574,"Other","May"  ],
  [30.237594,-97.614794,"Code 3","May"  ],
  [30.22395,-97.622741,"Code 3","Jun"  ],
  [30.232527,-97.593645,"Code 3","May"  ],
  [30.24164,-97.57888,"Code 3","Jun"  ],
  [30.369388,-97.627278,"Code 3","Jun"  ],
  [30.289693,-97.632691,"Code 3","May"  ],
  [30.230463,-97.594011,"Code 1","Jul"  ],
  [30.329377,-97.638094,"Code 3","Jul"  ],
  [30.326187,-97.638434,"Code 3","Jul"  ],
  [30.453143,-97.724217,"Code 3","Jul"  ],
  [30.448217,-97.728128,"Code 3","Jul"  ],
  [30.361293,-97.630331,"Code 3","Jul"  ],
  [30.26314,-97.607958,"Code 1","Aug"  ],
  [30.263384,-97.628505,"Code 3","Aug"  ],
  [30.260104,-97.631506,"Code 3","Aug"  ],
  [30.238826,-97.570724,"Code 3","Aug"  ],
  [30.232507,-97.62748,"Code 3","Aug"  ],
  [30.242844,-97.611479,"Code 3","Sep"  ],
  [30.448956,-97.725796,"Code 3","Aug"  ],
  [30.407746,-97.791761,"Code 1","Aug"  ],
  [30.250087,-97.606877,"Code 3","Aug"  ],
  [30.250977,-97.595934,"Code 3","Oct"  ],
  [30.326187,-97.638434,"Code 3","Oct"  ],
  [30.230842,-97.619249,"Code 3","Nov"  ],
  [30.225134,-97.629403,"Code 3","Nov"  ],
  [30.372682,-97.824089,"Code 3","Nov"  ],
  [30.346538,-97.660074,"Code 3","Nov"  ],
  [30.460036,-97.698851,"Code 3","Dec"  ],
  [30.24485,-97.583365,"Other","Dec"  ],
  [30.263403,-97.628471,"Code 1","Dec"  ],
  [30.231515,-97.589943,"Left Blank","Dec"  ],
  [30.338525,-97.648676,"Code 3","Dec"  ],
  [30.350235,-97.630594,"Code 3","Dec"  ],
  [30.27894,-97.621675,"Code 3","Dec"  ],
  [30.396126,-97.777372,"Code 3","Dec"  ],
  [30.326187,-97.638434,"Code 3","Dec"  ],
  [30.272453,-97.621022,"Code 3","Dec"  ]
];