date,co2filtered,co2raw,sensor_temp 09-02_0600,nan,nan,nan 09-02_0601,nan,nan,nan 09-02_0602,nan,nan,nan 09-02_0603,nan,nan,nan 09-02_0604,nan,nan,nan 09-02_0605,nan,nan,nan 09-02_0606,nan,nan,nan 09-02_0607,nan,nan,nan 09-02_0608,nan,nan,nan 09-02_0609,nan,nan,nan 09-02_0610,nan,nan,nan 09-02_0611,nan,nan,nan 09-02_0612,nan,nan,nan 09-02_0613,nan,nan,nan 09-02_0614,nan,nan,nan 09-02_0615,nan,nan,nan 09-02_0616,nan,nan,nan 09-02_0617,nan,nan,nan 09-02_0618,nan,nan,nan 09-02_0619,nan,nan,nan 09-02_0620,nan,nan,nan 09-02_0621,nan,nan,nan 09-02_0622,nan,nan,nan 09-02_0623,nan,nan,nan 09-02_0624,nan,nan,nan 09-02_0625,nan,nan,nan 09-02_0626,nan,nan,nan 09-02_0627,nan,nan,nan 09-02_0628,nan,nan,nan 09-02_0629,nan,nan,nan 09-02_0630,nan,nan,nan 09-02_0631,nan,nan,nan 09-02_0632,nan,nan,nan 09-02_0633,nan,nan,nan 09-02_0634,nan,nan,nan 09-02_0635,nan,nan,nan 09-02_0636,nan,nan,nan 09-02_0637,nan,nan,nan 09-02_0638,nan,nan,nan 09-02_0639,nan,nan,nan 09-02_0640,nan,nan,nan 09-02_0641,nan,nan,nan 09-02_0642,nan,nan,nan 09-02_0643,nan,nan,nan 09-02_0644,nan,nan,nan 09-02_0645,nan,nan,nan 09-02_0646,nan,nan,nan 09-02_0647,nan,nan,nan 09-02_0648,nan,nan,nan 09-02_0649,nan,nan,nan 09-02_0650,nan,nan,nan 09-02_0651,nan,nan,nan 09-02_0652,nan,nan,nan 09-02_0653,nan,nan,nan 09-02_0654,nan,nan,nan 09-02_0655,nan,nan,nan 09-02_0656,nan,nan,nan 09-02_0657,nan,nan,nan 09-02_0658,nan,nan,nan 09-02_0659,nan,nan,nan