date,co2filtered,co2raw,sensor_temp 12-05_1900,278.55,277.27,7.8 12-05_1901,279.35,278.82,7.8 12-05_1902,278.82,278.78,7.8 12-05_1903,278.3,278.23,7.8 12-05_1904,279.15,279.45,7.8 12-05_1905,278.83,279.05,7.8 12-05_1906,278.35,278.48,7.8 12-05_1907,278.57,279.7,7.8 12-05_1908,279.02,279.35,7.8 12-05_1909,279.02,279.43,7.8 12-05_1910,278.78,279.18,7.8 12-05_1911,279.3,279.36,7.8 12-05_1912,278.48,278.27,7.8 12-05_1913,279.43,279.83,7.8 12-05_1914,279.88,278.85,7.8 12-05_1915,278.62,279.32,7.8 12-05_1916,279.03,279.12,7.8 12-05_1917,278.68,278.02,7.8 12-05_1918,278.88,277.88,7.8 12-05_1919,278.87,279.47,7.8 12-05_1920,278.83,278.85,7.8 12-05_1921,279.53,279.82,7.8 12-05_1922,278.4,278.68,7.8 12-05_1923,279.08,279.58,7.8 12-05_1924,279.22,279.47,7.8 12-05_1925,279.78,278.97,7.8 12-05_1926,279.62,280.87,7.8 12-05_1927,278.92,278.47,7.8 12-05_1928,278.9,279.37,7.8 12-05_1929,nan,nan,nan 12-05_1930,nan,nan,nan 12-05_1931,nan,nan,nan 12-05_1932,nan,nan,nan 12-05_1933,nan,nan,nan 12-05_1934,nan,nan,nan 12-05_1935,nan,nan,nan 12-05_1936,nan,nan,nan 12-05_1937,nan,nan,nan 12-05_1938,nan,nan,nan 12-05_1939,nan,nan,nan 12-05_1940,nan,nan,nan 12-05_1941,nan,nan,nan 12-05_1942,nan,nan,nan 12-05_1943,nan,nan,nan 12-05_1944,nan,nan,nan 12-05_1945,nan,nan,nan 12-05_1946,nan,nan,nan 12-05_1947,nan,nan,nan 12-05_1948,nan,nan,nan 12-05_1949,nan,nan,nan 12-05_1950,nan,nan,nan 12-05_1951,nan,nan,nan 12-05_1952,nan,nan,nan 12-05_1953,nan,nan,nan 12-05_1954,nan,nan,nan 12-05_1955,nan,nan,nan 12-05_1956,nan,nan,nan 12-05_1957,nan,nan,nan 12-05_1958,nan,nan,nan 12-05_1959,nan,nan,nan