date,co2filtered,co2raw,sensor_temp 08-01_1600,nan,nan,nan 08-01_1601,nan,nan,nan 08-01_1602,nan,nan,nan 08-01_1603,nan,nan,nan 08-01_1604,nan,nan,nan 08-01_1605,nan,nan,nan 08-01_1606,nan,nan,nan 08-01_1607,nan,nan,nan 08-01_1608,nan,nan,nan 08-01_1609,nan,nan,nan 08-01_1610,nan,nan,nan 08-01_1611,nan,nan,nan 08-01_1612,nan,nan,nan 08-01_1613,nan,nan,nan 08-01_1614,nan,nan,nan 08-01_1615,nan,nan,nan 08-01_1616,nan,nan,nan 08-01_1617,nan,nan,nan 08-01_1618,nan,nan,nan 08-01_1619,nan,nan,nan 08-01_1620,nan,nan,nan 08-01_1621,nan,nan,nan 08-01_1622,nan,nan,nan 08-01_1623,nan,nan,nan 08-01_1624,nan,nan,nan 08-01_1625,nan,nan,nan 08-01_1626,nan,nan,nan 08-01_1627,nan,nan,nan 08-01_1628,nan,nan,nan 08-01_1629,nan,nan,nan 08-01_1630,nan,nan,nan 08-01_1631,nan,nan,nan 08-01_1632,nan,nan,nan 08-01_1633,nan,nan,nan 08-01_1634,nan,nan,nan 08-01_1635,nan,nan,nan 08-01_1636,nan,nan,nan 08-01_1637,nan,nan,nan 08-01_1638,nan,nan,nan 08-01_1639,nan,nan,nan 08-01_1640,nan,nan,nan 08-01_1641,nan,nan,nan 08-01_1642,nan,nan,nan 08-01_1643,nan,nan,nan 08-01_1644,nan,nan,nan 08-01_1645,nan,nan,nan 08-01_1646,nan,nan,nan 08-01_1647,nan,nan,nan 08-01_1648,nan,nan,nan 08-01_1649,nan,nan,nan 08-01_1650,nan,nan,nan 08-01_1651,nan,nan,nan 08-01_1652,nan,nan,nan 08-01_1653,nan,nan,nan 08-01_1654,nan,nan,nan 08-01_1655,nan,nan,nan 08-01_1656,nan,nan,nan 08-01_1657,nan,nan,nan 08-01_1658,nan,nan,nan 08-01_1659,nan,nan,nan