datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,01 0:30:00,7 , 0.19869,59.96382,10.29754,21.99348
sgpcmbeC1.c1,2000,01 1:30:00,7 ,0.141041,12.70009,3.158898,4.429832
sgpcmbeC1.c1,2000,01 2:30:00,7 ,0.029382,  182.63,27.16496, 68.5601
sgpcmbeC1.c1,2000,01 3:30:00,7 ,0.241971,418.2968, 60.6276,157.7188
sgpcmbeC1.c1,2000,01 4:30:00,7 ,0.025103,421.8243, 61.0128,159.1037
sgpcmbeC1.c1,2000,01 5:30:00,7 ,       0,1.878308,0.985101,0.712625
sgpcmbeC1.c1,2000,01 6:30:00,7 ,0.242818,3.093383,1.324947,0.925722
sgpcmbeC1.c1,2000,01 7:30:00,7 ,       0,107.3229,16.10958, 40.2258
sgpcmbeC1.c1,2000,01 8:30:00,7 ,       0, 352.635,50.93642,133.0379
sgpcmbeC1.c1,2000,01 9:30:00,6 ,       0,233.5594,39.69591,94.97647
sgpcmbeC1.c1,2000,0110:30:00,6 ,       0,264.9727,44.87944,107.8255
sgpcmbeC1.c1,2000,0111:30:00,6 ,       0,165.4431,28.44811,67.11951
sgpcmbeC1.c1,2000,0112:30:00,6 ,       0,50.85102,9.457753,20.30235
sgpcmbeC1.c1,2000,0113:30:00,6 ,       0,137.3474,23.93754,55.56917
sgpcmbeC1.c1,2000,0114:30:00,6 ,       0,192.2616,32.91733,78.06716
sgpcmbeC1.c1,2000,0115:30:00,6 ,       0,166.5977,28.68685,67.57001
sgpcmbeC1.c1,2000,0116:30:00,6 ,       0,219.9307,37.73367,89.26382
sgpcmbeC1.c1,2000,0117:30:00,6 ,       0,55.97069,10.45438,22.32239
sgpcmbeC1.c1,2000,0118:30:00,6 ,       0,30.65948,6.125713,12.04098
sgpcmbeC1.c1,2000,0119:30:00,6 ,0.153325,62.73085,11.58426,25.06446
sgpcmbeC1.c1,2000,0120:30:00,6 ,1.049738,59.72488,11.14798,23.80023
sgpcmbeC1.c1,2000,0121:30:00,6 ,0.734128,31.61097,6.288337,12.40959
sgpcmbeC1.c1,2000,0122:30:00,6 ,1.269695,40.73726,8.092095,15.99351
sgpcmbeC1.c1,2000,0123:30:00,6 ,0.815982,9.997735,2.815893,3.540627