datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2000,12 0:30:00,30 ,0.394371,1.162544,0.717344,0.187242
twpcmbeC2.c1,2000,12 1:30:00,30 ,       0,0.734747,0.398024,0.236429
twpcmbeC2.c1,2000,12 2:30:00,30 ,       0,0.588586,0.255464,0.192614
twpcmbeC2.c1,2000,12 3:30:00,30 ,       0,0.364848,0.086992,0.111738
twpcmbeC2.c1,2000,12 4:30:00,30 ,       0,0.031652,0.003137, 0.00774
twpcmbeC2.c1,2000,12 5:30:00,29 ,       0,       0,       0,       0
twpcmbeC2.c1,2000,12 6:30:00,30 ,0.000763,0.009396,0.003859,0.002364
twpcmbeC2.c1,2000,12 7:30:00,30 ,  0.0061,79.45531,30.67864,22.55587
twpcmbeC2.c1,2000,12 8:30:00,30 , 0.03574,303.3721,162.4832,89.14931
twpcmbeC2.c1,2000,12 9:30:00,30 ,0.457642,502.8452, 288.352,125.4791
twpcmbeC2.c1,2000,1210:30:00,30 ,2.180298,666.6993,  403.07,185.1551
twpcmbeC2.c1,2000,1211:30:00,30 ,3.634949,828.1365,484.5379,225.4817
twpcmbeC2.c1,2000,1212:30:00,30 ,28.03198, 871.477,510.8591,243.9214
twpcmbeC2.c1,2000,1213:30:00,31 ,57.23309,838.2594,518.3594,227.6451
twpcmbeC2.c1,2000,1214:30:00,31 ,10.36703,747.0425, 469.867,204.7546
twpcmbeC2.c1,2000,1215:30:00,31 ,24.30524,628.2474,340.2913, 184.071
twpcmbeC2.c1,2000,1216:30:00,31 , 17.9294,   498.3,242.1155,122.7533
twpcmbeC2.c1,2000,1217:30:00,30 ,       0,207.4497,97.79995,58.42094
twpcmbeC2.c1,2000,1218:30:00,29 ,0.002327,24.34903,10.13414,8.490658
twpcmbeC2.c1,2000,1219:30:00,30 ,       0,0.007998,0.001433, 0.00217
twpcmbeC2.c1,2000,1220:30:00,30 ,       0,0.240804,0.041701, 0.07235
twpcmbeC2.c1,2000,1221:30:00,30 ,       0,0.668438,0.261658,0.241147
twpcmbeC2.c1,2000,1222:30:00,30 ,       0,0.921681,0.509846,0.271774
twpcmbeC2.c1,2000,1223:30:00,30 ,       0,1.097612,0.665311, 0.25751