// returns[{ source:"regular", voters:2, results: [{ time:1384775820,// local time of when data arrived volume:0,// total volume at that point average:0,// average volume at that point responses:0// total votes received }// , {...}// , ... ]}, { source:"facebook", voters:4, results: [{ time:1384775820,// local time of when data arrived volume:0,// total volume at that point average:0,// average volume at that point responses:0// total votes received }// , {...}// , ... ]}]