[
  {
    "key": "31-03-2015 11:05:36",
    "value": 3.2
  },
  {
    "key": "01-04-2015 11:05:36",
    "value": 4.9
  },
  {
    "key": "02-04-2015 11:05:36",
    "value": 5.9
  },
  {
    "key": "03-04-2015 11:05:36",
    "value": 1.9
  },
  {
    "key": "04-04-2015 11:05:36",
    "value": 2.9
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  {
    "key": "05-04-2015 11:05:36",
    "value": 2.9
  },
  {
    "key": "06-04-2015 11:05:36",
    "value": 7.9
  },
  {
    "key": "07-04-2015 11:05:36",
    "value": 2.9
  },
  {
    "key": "08-04-2015 11:05:36",
    "value": 1.9
  },
  {
    "key": "09-04-2015 11:05:36",
    "value": 2.9
  },
  {
    "key": "10-04-2015 11:05:36",
    "value": 4.9
  }
]