date,co2filtered,co2raw,sensor_temp 08-08_0700,nan,nan,nan 08-08_0701,nan,nan,nan 08-08_0702,nan,nan,nan 08-08_0703,nan,nan,nan 08-08_0704,nan,nan,nan 08-08_0705,nan,nan,nan 08-08_0706,nan,nan,nan 08-08_0707,nan,nan,nan 08-08_0708,nan,nan,nan 08-08_0709,nan,nan,nan 08-08_0710,nan,nan,nan 08-08_0711,nan,nan,nan 08-08_0712,nan,nan,nan 08-08_0713,nan,nan,nan 08-08_0714,nan,nan,nan 08-08_0715,nan,nan,nan 08-08_0716,nan,nan,nan 08-08_0717,nan,nan,nan 08-08_0718,nan,nan,nan 08-08_0719,nan,nan,nan 08-08_0720,nan,nan,nan 08-08_0721,nan,nan,nan 08-08_0722,nan,nan,nan 08-08_0723,nan,nan,nan 08-08_0724,nan,nan,nan 08-08_0725,nan,nan,nan 08-08_0726,nan,nan,nan 08-08_0727,nan,nan,nan 08-08_0728,nan,nan,nan 08-08_0729,nan,nan,nan 08-08_0730,nan,nan,nan 08-08_0731,nan,nan,nan 08-08_0732,nan,nan,nan 08-08_0733,nan,nan,nan 08-08_0734,nan,nan,nan 08-08_0735,nan,nan,nan 08-08_0736,nan,nan,nan 08-08_0737,nan,nan,nan 08-08_0738,nan,nan,nan 08-08_0739,nan,nan,nan 08-08_0740,nan,nan,nan 08-08_0741,nan,nan,nan 08-08_0742,nan,nan,nan 08-08_0743,nan,nan,nan 08-08_0744,nan,nan,nan 08-08_0745,nan,nan,nan 08-08_0746,nan,nan,nan 08-08_0747,nan,nan,nan 08-08_0748,nan,nan,nan 08-08_0749,nan,nan,nan 08-08_0750,nan,nan,nan 08-08_0751,nan,nan,nan 08-08_0752,nan,nan,nan 08-08_0753,nan,nan,nan 08-08_0754,nan,nan,nan 08-08_0755,nan,nan,nan 08-08_0756,nan,nan,nan 08-08_0757,nan,nan,nan 08-08_0758,nan,nan,nan 08-08_0759,nan,nan,nan