timestamp,temp
2017-02-25 00:00:01,21.75
2017-02-25 00:15:02,21.687
2017-02-25 00:30:02,22.187
2017-02-25 00:45:02,23
2017-02-25 01:00:02,23.687
2017-02-25 01:15:02,24
2017-02-25 01:30:02,24.125
2017-02-25 01:45:02,24.25
2017-02-25 02:00:02,24.312
2017-02-25 02:15:02,24.437
2017-02-25 02:30:02,24.312
2017-02-25 02:45:02,24.312
2017-02-25 03:00:02,24.375
2017-02-25 03:15:02,24.5
2017-02-25 03:30:02,24.562
2017-02-25 03:45:02,24.625
2017-02-25 04:00:02,24.562
2017-02-25 04:15:02,24.625
2017-02-25 04:30:02,24.625
2017-02-25 04:45:02,24.625
2017-02-25 05:00:02,24.625