date   time  in  out
=======================
19981202,2000,18.7,4.2,
19981202,2100,20.0,4.1,
19981202,2200,19.9,4.1,
19981202,2300,19.8,3.7,
19981203, 000,19.7,3.5,
19981203, 100,19.7,3.3,
19981203, 200,19.6,3.2,
19981203, 300,19.9,3.0,
19981203, 400,19.7,3.1,
19981203, 500,19.6,2.8,
19981203, 600,19.5,2.7,
19981203, 700,19.4,2.5,
19981203, 800,19.4,2.3,
19981203, 900,19.0,2.6,
19981203,1000,19.2,2.9,
19981203,1100,19.1,1.9,
19981203,1200,19.1,1.6,
19981203,1300,19.3,1.1,
19981203,1400,19.0,0.8,
19981203,1500,19.0,0.7,
19981203,1600,19.0,0.5,
19981203,1700,18.8,0.3,
19981203,1800,19.0,0.5,
19981203,1900,18.8,-0.5,
19981203,2000,19.0,-0.3,
19981203,2100,18.9,-1.1,
19981203,2200,18.7,-1.2,
19981203,2300,18.9,-0.7,
19981204, 000,18.9,-0.5,
19981204, 100,18.6,-0.5,
19981204, 200,18.9,-0.6,
19981204, 300,18.8,-0.5,
19981204, 400,18.9,-0.7,
19981204, 500,18.9,-0.7,
19981204, 600,18.6,-0.7,
19981204, 700,18.6,-1.0,
19981204, 800,18.5,-0.6,
19981204, 900,18.3,-0.6,
19981204,1000,18.3,0.0,
19981204,1100,18.4,0.7,
19981204,1200,18.6,1.0,
19981204,1300,19.0,1.0,
19981204,1400,18.9,-0.5,
19981204,1500,18.8,-1.3,
19981204,1600,19.0,-1.1,
19981204,1700,19.0,-0.6,
19981204,1800,18.8,-0.4,
19981204,1900,18.7,-1.0,
19981204,2000,18.8,-1.4,
19981204,2100,18.9,-2.2,
19981204,2200,19.0,-2.8,
19981204,2300,19.1,-2.6,
19981205, 000,19.3,-2.6,
19981205, 100,19.3,-2.3,
19981205, 200,19.3,-2.2,
19981205, 300,19.3,-1.9,
19981205, 400,19.4,-1.7,
19981205, 500,19.4,-1.1,
19981205, 600,19.4,-0.6,
19981205, 700,19.2,-0.3,
19981205, 800,19.2,-0.3,
19981205, 901,19.2,-0.4,
19981205,1000,19.1,-0.7,
19981205,1100,19.1,-1.2,
19981205,1200,19.0,-1.4,
19981205,1300,19.1,-1.9,
19981205,1400,18.8,-2.4,
19981205,1500,18.9,-2.8,
19981205,1600,18.8,-2.5,
19981205,1700,18.9,-2.5,
19981205,1800,18.8,-2.5,
19981205,1900,19.0,-2.2,
19981205,2000,19.1,-2.4,
19981205,2100,19.2,-2.1,
19981205,2200,19.2,-1.8,
19981205,2300,19.2,-3.0,
19981206, 000,18.9,-3.1,
19981206, 100,19.3,-3.2,
19981206, 200,19.0,-3.2,
19981206, 300,19.0,-3.3,
19981206, 400,19.0,-3.1,
19981206, 500,19.0,-3.0,
19981206, 600,18.9,-2.5,
19981206, 700,19.0,-2.5,
19981206, 800,18.8,-2.0,
19981206, 900,18.6,-2.2,
19981206,1000,18.6,-2.2,
19981206,1100,18.5,-2.4,
19981206,1200,18.6,-2.4,
19981206,1300,18.9,-1.9,
19981206,1400,18.9,-2.1,