date,co2filtered,co2raw,sensor_temp 04-20_1500,nan,nan,nan 04-20_1501,nan,nan,nan 04-20_1502,nan,nan,nan 04-20_1503,nan,nan,nan 04-20_1504,nan,nan,nan 04-20_1505,nan,nan,nan 04-20_1506,nan,nan,nan 04-20_1507,nan,nan,nan 04-20_1508,nan,nan,nan 04-20_1509,nan,nan,nan 04-20_1510,nan,nan,nan 04-20_1511,nan,nan,nan 04-20_1512,nan,nan,nan 04-20_1513,nan,nan,nan 04-20_1514,nan,nan,nan 04-20_1515,nan,nan,nan 04-20_1516,nan,nan,nan 04-20_1517,nan,nan,nan 04-20_1518,nan,nan,nan 04-20_1519,nan,nan,nan 04-20_1520,nan,nan,nan 04-20_1521,nan,nan,nan 04-20_1522,nan,nan,nan 04-20_1523,nan,nan,nan 04-20_1524,nan,nan,nan 04-20_1525,nan,nan,nan 04-20_1526,nan,nan,nan 04-20_1527,nan,nan,nan 04-20_1528,nan,nan,nan 04-20_1529,nan,nan,nan 04-20_1530,nan,nan,nan 04-20_1531,nan,nan,nan 04-20_1532,nan,nan,nan 04-20_1533,nan,nan,nan 04-20_1534,nan,nan,nan 04-20_1535,nan,nan,nan 04-20_1536,nan,nan,nan 04-20_1537,nan,nan,nan 04-20_1538,nan,nan,nan 04-20_1539,nan,nan,nan 04-20_1540,nan,nan,nan 04-20_1541,nan,nan,nan 04-20_1542,nan,nan,nan 04-20_1543,nan,nan,nan 04-20_1544,nan,nan,nan 04-20_1545,nan,nan,nan 04-20_1546,nan,nan,nan 04-20_1547,295.8,297.37,5.57 04-20_1548,295.28,295.07,5.57 04-20_1549,294.37,294.98,5.55 04-20_1550,295.65,295.9,5.55 04-20_1551,295.3,294.83,5.57 04-20_1552,294.18,294.25,5.55 04-20_1553,295.33,295.83,5.52 04-20_1554,294.75,295.88,5.53 04-20_1555,295.22,295.08,5.57 04-20_1556,294.67,295.07,5.57 04-20_1557,295.25,294.32,5.55 04-20_1558,295.12,294.92,5.53 04-20_1559,294.6,294.75,5.5