datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2002,12 0:00:00,31 ,       0,0.000167,5.376E-6, 0.00003
twpcmbeC3.c1,2002,12 1:00:00,30 ,       0, 0.00339,0.000113,0.000619
twpcmbeC3.c1,2002,12 2:00:00,31 ,       0,0.000217,7.013E-6,0.000039
twpcmbeC3.c1,2002,12 3:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,12 4:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,12 5:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,12 6:00:00,31 ,       0,5.470633,2.229745,1.325005
twpcmbeC3.c1,2002,12 7:00:00,31 ,14.75724,90.14533,52.88906,14.21136
twpcmbeC3.c1,2002,12 8:00:00,31 ,69.29134,225.7206,126.8573,37.48619
twpcmbeC3.c1,2002,12 9:00:00,31 ,73.92075,316.3844,193.9053,67.97524
twpcmbeC3.c1,2002,1210:00:00,31 ,94.05417,454.5423,250.8856,67.86794
twpcmbeC3.c1,2002,1211:00:00,31 ,112.8827,559.3918,294.8968, 104.244
twpcmbeC3.c1,2002,1212:00:00,31 , 75.5334,575.5461,289.4279,118.0046
twpcmbeC3.c1,2002,1213:00:00,31 , 36.6064,589.1082,269.7552,136.2273
twpcmbeC3.c1,2002,1214:00:00,31 ,88.68541,586.3334, 243.402,118.5227
twpcmbeC3.c1,2002,1215:00:00,31 ,  92.874,440.4841,243.5326,85.51139
twpcmbeC3.c1,2002,1216:00:00,31 ,68.13148,375.1537,194.5638, 81.2188
twpcmbeC3.c1,2002,1217:00:00,31 , 40.9515,232.9414,137.7615,55.20687
twpcmbeC3.c1,2002,1218:00:00,31 ,27.84484,145.0172,80.07833,26.95311
twpcmbeC3.c1,2002,1219:00:00,31 ,1.961862,28.59205,15.45269,6.163695
twpcmbeC3.c1,2002,1220:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,1221:00:00,31 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,1222:00:00,31 ,       0,0.003548,0.000122,0.000637
twpcmbeC3.c1,2002,1223:00:00,31 ,       0,       0,       0,       0