date,co2filtered,co2raw,sensor_temp 04-28_1900,334.42,335.42,5.6 04-28_1901,335.33,335.37,5.6 04-28_1902,335.37,335.57,5.6 04-28_1903,335.08,333.85,5.6 04-28_1904,334.68,334.7,5.6 04-28_1905,334.92,334.75,5.6 04-28_1906,334.58,334.38,5.6 04-28_1907,334.02,334.77,5.6 04-28_1908,334.57,334.88,5.6 04-28_1909,334.43,334.47,5.62 04-28_1910,335.02,336.18,5.6 04-28_1911,334.42,333.58,5.6 04-28_1912,334.42,334.93,5.58 04-28_1913,335.37,335.77,5.58 04-28_1914,335.6,335.6,5.6 04-28_1915,nan,nan,nan 04-28_1916,nan,nan,nan 04-28_1917,nan,nan,nan 04-28_1918,nan,nan,nan 04-28_1919,nan,nan,nan 04-28_1920,335.3,333.4,5.55 04-28_1921,nan,nan,nan 04-28_1922,334.95,336.4,5.6 04-28_1923,334.14,334.6,5.6 04-28_1924,334.9,334.27,5.58 04-28_1925,334.61,333.56,5.59 04-28_1926,335.25,335.78,5.57 04-28_1927,334.88,335.22,5.58 04-28_1928,335.32,334.9,5.6 04-28_1929,335.37,335.65,5.62 04-28_1930,335.08,336.3,5.6 04-28_1931,334.29,334.19,5.6 04-28_1932,335.27,335.77,5.58 04-28_1933,334.8,334.6,5.57 04-28_1934,334.17,334.72,5.58 04-28_1935,335.02,334.77,5.58 04-28_1936,335.78,334.53,5.6 04-28_1937,335.32,335.78,5.55 04-28_1938,334.35,334.03,5.6 04-28_1939,335.2,334.62,5.6 04-28_1940,334.83,334.42,5.58 04-28_1941,334.45,333.87,5.58 04-28_1942,334.8,334.23,5.57 04-28_1943,334.8,333.95,5.58 04-28_1944,335.18,334.87,5.58 04-28_1945,336.23,335.97,5.57 04-28_1946,335.02,335.3,5.57 04-28_1947,335.67,335.28,5.6 04-28_1948,335.55,335.92,5.55 04-28_1949,335.52,335.77,5.58 04-28_1950,333.95,333.65,5.55 04-28_1951,335.3,334.77,5.57 04-28_1952,334.95,335.33,5.6 04-28_1953,335.08,334.22,5.6 04-28_1954,335.88,335.65,5.58 04-28_1955,335.05,335.43,5.55 04-28_1956,335.73,335.83,5.58 04-28_1957,334.92,334.6,5.58 04-28_1958,335.18,335.27,5.57 04-28_1959,334.3,333.45,5.55