datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,01 0:30:00,25 ,       0, 326.438,28.63516,71.61784
sgpcmbeC1.c1,2004,01 1:30:00,25 ,       0,466.8435,37.00578,107.5592
sgpcmbeC1.c1,2004,01 2:30:00,24 ,       0,580.4919,56.61027,152.6238
sgpcmbeC1.c1,2004,01 3:30:00,24 ,       0,1161.545,78.56376,244.9928
sgpcmbeC1.c1,2004,01 4:30:00,25 ,       0,1935.131,153.1883,431.5868
sgpcmbeC1.c1,2004,01 5:30:00,25 ,       0,1653.415,164.0804,453.7516
sgpcmbeC1.c1,2004,01 6:30:00,25 ,0.002085,1366.493,131.4753,365.6486
sgpcmbeC1.c1,2004,01 7:30:00,25 ,       0,1516.029,120.1961,322.9196
sgpcmbeC1.c1,2004,01 8:30:00,24 ,       0,1445.701,140.0739,340.1856
sgpcmbeC1.c1,2004,01 9:30:00,25 ,       0,1326.855, 99.8549,272.1075
sgpcmbeC1.c1,2004,0110:30:00,26 ,       0,1609.953,92.11119,314.3366
sgpcmbeC1.c1,2004,0111:30:00,26 ,       0,1305.842,79.91524,257.7006
sgpcmbeC1.c1,2004,0112:30:00,26 ,       0,1636.465,94.80058,322.1682
sgpcmbeC1.c1,2004,0113:30:00,26 ,       0,1823.286,94.04105,356.6944
sgpcmbeC1.c1,2004,0114:30:00,26 ,       0,775.0338,48.25701,156.0293
sgpcmbeC1.c1,2004,0115:30:00,26 ,       0,673.6046,45.49327,138.8146
sgpcmbeC1.c1,2004,0116:30:00,26 ,       0,813.9036,70.04584,187.5245
sgpcmbeC1.c1,2004,0117:30:00,26 ,0.025796,812.4667,62.28418,170.9577
sgpcmbeC1.c1,2004,0118:30:00,27 ,       0,1065.045,75.68725,217.2142
sgpcmbeC1.c1,2004,0119:30:00,27 ,       0,832.9063,70.34675,179.4794
sgpcmbeC1.c1,2004,0120:30:00,27 ,       0,786.8067,75.15382,178.2997
sgpcmbeC1.c1,2004,0121:30:00,27 ,       0, 1312.92,110.7786,289.8284
sgpcmbeC1.c1,2004,0122:30:00,27 ,       0, 1164.19,122.6177,294.1602
sgpcmbeC1.c1,2004,0123:30:00,26 ,       0,654.4644,57.24602,144.2573