datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,12 0:30:00,26 , 0.09481,224.3505,43.60892,60.21704
sgpcmbeC1.c1,1997,12 1:30:00,26 ,0.049773,198.9809,46.01615,63.88266
sgpcmbeC1.c1,1997,12 2:30:00,26 ,0.016523, 245.914, 52.1763,75.95497
sgpcmbeC1.c1,1997,12 3:30:00,26 ,0.009248,291.0027,50.99826,83.39839
sgpcmbeC1.c1,1997,12 4:30:00,27 ,0.005221,1538.037,100.4442,297.2143
sgpcmbeC1.c1,1997,12 5:30:00,26 ,0.014156,1606.718, 106.914,317.2786
sgpcmbeC1.c1,1997,12 6:30:00,26 ,0.003929,1387.915,116.8366,293.2757
sgpcmbeC1.c1,1997,12 7:30:00,26 ,0.033853,853.2368,91.78367,213.3305
sgpcmbeC1.c1,1997,12 8:30:00,26 ,0.008613,496.1287,68.59999,132.7474
sgpcmbeC1.c1,1997,12 9:30:00,26 ,       0,316.6843,53.05279,  89.425
sgpcmbeC1.c1,1997,1210:30:00,26 ,0.003482,1074.569,99.64526,237.8736
sgpcmbeC1.c1,1997,1211:30:00,24 ,0.006566,1551.783,99.36649,313.0064
sgpcmbeC1.c1,1997,1212:30:00,23 ,0.097738,780.4799,99.40318,194.9376
sgpcmbeC1.c1,1997,1213:30:00,24 ,0.367323,401.8762, 63.8074,100.4351
sgpcmbeC1.c1,1997,1214:30:00,21 ,0.469128, 269.659,62.06235,84.71718
sgpcmbeC1.c1,1997,1215:30:00,22 ,1.098899, 427.085,64.95758,105.7945
sgpcmbeC1.c1,1997,1216:30:00,23 , 2.08422,294.9103,40.33803,70.56105
sgpcmbeC1.c1,1997,1217:30:00,25 ,2.832541,495.6101,48.67211,102.0772
sgpcmbeC1.c1,1997,1218:30:00,28 ,2.446818,1329.466,99.56037,256.1987
sgpcmbeC1.c1,1997,1219:30:00,28 ,1.090989,  370.69,63.45664,109.2642
sgpcmbeC1.c1,1997,1220:30:00,27 , 0.74568,414.3091,58.59727,100.8243
sgpcmbeC1.c1,1997,1221:30:00,27 ,0.263673,316.7531, 52.3746, 82.5837
sgpcmbeC1.c1,1997,1222:30:00,26 ,0.187969,321.3703,42.34202,73.54829
sgpcmbeC1.c1,1997,1223:30:00,26 ,0.080371,303.0893,39.92337,69.91272