time stacked bar graph

by shorif2000

HTML

<script src="https://code.jquery.com/jquery-2.1.4.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/flot/0.8.3/jquery.flot.js"></script>
<script src="https://rawgit.com/timrwood/moment/2.2.1/min/moment.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/flot/0.8.3/jquery.flot.time.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/flot/0.8.3/jquery.flot.stack.min.js"></script>
<div id="incidentsnetwork-graph" style="width:650px;height:400px">

</div>

JavaScript

var json = {
  "rows": {
    "incidents": {
      "data": [{
        "TIMESTAMP": "2014-05-01",
        "PRIORITY": "P1",
        "VALUE": "3"
      }, {
        "TIMESTAMP": "2014-05-01",
        "PRIORITY": "P2",
        "VALUE": "24"
      }, {
        "TIMESTAMP": "2014-05-01",
        "PRIORITY": "P3",
        "VALUE": "26"
      }, {
        "TIMESTAMP": "2014-06-01",
        "PRIORITY": "P1",
        "VALUE": "3"
      }, {
        "TIMESTAMP": "2014-06-01",
        "PRIORITY": "P2",
        "VALUE": "20"
      }, {
        "TIMESTAMP": "2014-06-01",
        "PRIORITY": "P3",
        "VALUE": "40"
      }, {
        "TIMESTAMP": "2014-07-01",
        "PRIORITY": "P1",
        "VALUE": "3"
      }, {
        "TIMESTAMP": "2014-07-01",
        "PRIORITY": "P2",
        "VALUE": "14"
      }, {
        "TIMESTAMP": "2014-07-01",
        "PRIORITY": "P3",
        "VALUE": "30"
      }, {
        "TIMESTAMP": "2014-08-01",
        "PRIORITY": "P1",
        "VALUE": "3"
      }, {
        "TIMESTAMP": "2014-08-01",
        "PRIORITY": "P2",
        "VALUE": "21"
      }, {
        "TIMESTAMP": "2014-08-01",
        "PRIORITY": "P3",
        "VALUE": "39"
      }, {
        "TIMESTAMP": "2014-09-01",
        "PRIORITY": "P1",
        "VALUE": "3"
      }, {
        "TIMESTAMP": "2014-09-01",
        "PRIORITY": "P2",
        "VALUE": "18"
      }, {
        "TIMESTAMP": "2014-09-01",
        "PRIORITY": "P3",
        "VALUE": "24"
      }, {
        "TIMESTAMP": "2014-10-01",
        "PRIORITY": "P1",
        "VALUE": "8"
      }, {
        "TIMESTAMP": "2014-10-01",
        "PRIORITY": "P2",
        "VALUE": "28"
      }, {
        "TIMESTAMP": "2014-10-01",
        "PRIORITY": "P3",
        "VALUE": "43"
      }, {
        "TIMESTAMP": "2014-11-01",
        "PRIORITY": "P1",
        "VALUE": "7"
      }, {
        "TIMESTAMP": "2014-11-01",
        "PRIORITY": "P2",
        "VALUE": "35"
      }, {
        "TIMESTAMP": "2014-11-01",
        "PRIORITY": "P3",
  ...