datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,08 0:30:00,28 ,       0,284.0239,30.48774,66.52344
sgpcmbeC1.c1,2004,08 1:30:00,28 ,       0,210.3971,30.63223,51.82595
sgpcmbeC1.c1,2004,08 2:30:00,27 ,       0,137.2865,22.82781,35.51523
sgpcmbeC1.c1,2004,08 3:30:00,26 ,       0,312.1579,31.42046,70.59459
sgpcmbeC1.c1,2004,08 4:30:00,27 ,       0,420.3354,60.02921,113.2115
sgpcmbeC1.c1,2004,08 5:30:00,26 ,       0,346.8351,32.19782,71.06307
sgpcmbeC1.c1,2004,08 6:30:00,27 ,       0,441.4855,43.44316,89.70354
sgpcmbeC1.c1,2004,08 7:30:00,29 ,       0, 385.142,36.03928,84.18707
sgpcmbeC1.c1,2004,08 8:30:00,29 ,       0,500.5663,41.15163,99.69929
sgpcmbeC1.c1,2004,08 9:30:00,29 ,       0,199.6549,25.45265,51.70497
sgpcmbeC1.c1,2004,0810:30:00,29 ,       0,144.4005,18.98491, 36.3817
sgpcmbeC1.c1,2004,0811:30:00,28 ,       0, 175.156,16.34759,36.63724
sgpcmbeC1.c1,2004,0812:30:00,29 ,       0,169.1526,16.61171,39.38373
sgpcmbeC1.c1,2004,0813:30:00,30 ,       0,761.6196,35.73033,138.3068
sgpcmbeC1.c1,2004,0814:30:00,29 ,       0, 658.978,29.55712,121.5119
sgpcmbeC1.c1,2004,0815:30:00,29 ,       0, 280.351,16.77031,51.55479
sgpcmbeC1.c1,2004,0816:30:00,29 ,       0,101.9746,10.20311,19.43425
sgpcmbeC1.c1,2004,0817:30:00,29 ,       0,55.62335,8.467331,14.12294
sgpcmbeC1.c1,2004,0818:30:00,28 ,       0,97.42467, 9.02593,19.02791
sgpcmbeC1.c1,2004,0819:30:00,28 ,       0,101.0855,11.52884,22.22236
sgpcmbeC1.c1,2004,0820:30:00,27 ,       0,162.5074,10.40753,30.82957
sgpcmbeC1.c1,2004,0821:30:00,28 ,       0,674.2079,31.60915,126.8781
sgpcmbeC1.c1,2004,0822:30:00,28 ,       0,585.9874,36.83303,111.5285
sgpcmbeC1.c1,2004,0823:30:00,28 ,       0,462.7501,35.32624,92.60829