date,co2filtered,co2raw,sensor_temp 08-05_1600,nan,nan,nan 08-05_1601,nan,nan,nan 08-05_1602,nan,nan,nan 08-05_1603,nan,nan,nan 08-05_1604,nan,nan,nan 08-05_1605,nan,nan,nan 08-05_1606,nan,nan,nan 08-05_1607,nan,nan,nan 08-05_1608,nan,nan,nan 08-05_1609,nan,nan,nan 08-05_1610,nan,nan,nan 08-05_1611,nan,nan,nan 08-05_1612,nan,nan,nan 08-05_1613,nan,nan,nan 08-05_1614,nan,nan,nan 08-05_1615,nan,nan,nan 08-05_1616,nan,nan,nan 08-05_1617,nan,nan,nan 08-05_1618,nan,nan,nan 08-05_1619,nan,nan,nan 08-05_1620,nan,nan,nan 08-05_1621,nan,nan,nan 08-05_1622,nan,nan,nan 08-05_1623,nan,nan,nan 08-05_1624,nan,nan,nan 08-05_1625,nan,nan,nan 08-05_1626,nan,nan,nan 08-05_1627,nan,nan,nan 08-05_1628,nan,nan,nan 08-05_1629,nan,nan,nan 08-05_1630,nan,nan,nan 08-05_1631,nan,nan,nan 08-05_1632,nan,nan,nan 08-05_1633,nan,nan,nan 08-05_1634,nan,nan,nan 08-05_1635,nan,nan,nan 08-05_1636,nan,nan,nan 08-05_1637,nan,nan,nan 08-05_1638,nan,nan,nan 08-05_1639,nan,nan,nan 08-05_1640,nan,nan,nan 08-05_1641,nan,nan,nan 08-05_1642,nan,nan,nan 08-05_1643,nan,nan,nan 08-05_1644,nan,nan,nan 08-05_1645,nan,nan,nan 08-05_1646,nan,nan,nan 08-05_1647,nan,nan,nan 08-05_1648,nan,nan,nan 08-05_1649,nan,nan,nan 08-05_1650,nan,nan,nan 08-05_1651,nan,nan,nan 08-05_1652,nan,nan,nan 08-05_1653,nan,nan,nan 08-05_1654,nan,nan,nan 08-05_1655,nan,nan,nan 08-05_1656,nan,nan,nan 08-05_1657,nan,nan,nan 08-05_1658,nan,nan,nan 08-05_1659,nan,nan,nan