datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,05 0:30:00,31 ,439.9034,458.4454,450.2412,5.310542
twpcmbeC2.c1,2004,05 1:30:00,31 ,439.2852,457.9344,449.4808,5.162282
twpcmbeC2.c1,2004,05 2:30:00,31 , 438.704,458.0255,448.9064,5.262226
twpcmbeC2.c1,2004,05 3:30:00,31 ,438.0359,457.2683,448.6599,5.391685
twpcmbeC2.c1,2004,05 4:30:00,31 ,436.8759, 456.932,447.9349,5.774085
twpcmbeC2.c1,2004,05 5:30:00,31 ,435.9681,456.7359,447.4415,5.700302
twpcmbeC2.c1,2004,05 6:30:00,31 ,436.5931,455.6018,447.4957,5.623141
twpcmbeC2.c1,2004,05 7:30:00,31 ,447.3814,464.1903,456.0145,4.224607
twpcmbeC2.c1,2004,05 8:30:00,31 ,451.7615,484.6446,473.7156,6.573103
twpcmbeC2.c1,2004,05 9:30:00,31 ,460.4068, 501.018,484.9693,9.739539
twpcmbeC2.c1,2004,0510:30:00,31 , 465.713,510.3991,494.4537, 12.0803
twpcmbeC2.c1,2004,0511:30:00,31 ,471.7791,518.3314,497.5436,12.89352
twpcmbeC2.c1,2004,0512:30:00,31 ,467.1612,532.1302,501.4717,15.18648
twpcmbeC2.c1,2004,0513:30:00,31 ,460.1811,  533.11,501.5903,15.43884
twpcmbeC2.c1,2004,0514:30:00,31 ,463.8275,530.6785, 499.447,14.42064
twpcmbeC2.c1,2004,0515:30:00,31 ,463.7859,519.4355,496.5464,13.05953
twpcmbeC2.c1,2004,0516:30:00,31 ,456.0517,506.1552,488.1267,10.87215
twpcmbeC2.c1,2004,0517:30:00,31 ,455.4136,486.5587,475.8219, 6.95502
twpcmbeC2.c1,2004,0518:30:00,31 ,454.9013, 469.711,462.3394,3.595636
twpcmbeC2.c1,2004,0519:30:00,31 ,447.1096,461.8076,455.4908,3.723881
twpcmbeC2.c1,2004,0520:30:00,31 ,443.7915,460.4637,453.8559,4.610519
twpcmbeC2.c1,2004,0521:30:00,31 ,441.4684,460.1177,452.2543,4.995145
twpcmbeC2.c1,2004,0522:30:00,31 ,441.5282, 459.271, 451.605,4.920349
twpcmbeC2.c1,2004,0523:30:00,31 ,440.5346,458.4213,450.5367, 4.90773