datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,08 0:30:00,30 ,       0,3.792687,0.507401,0.876216
sgpcmbeC1.c1,2001,08 1:30:00,29 ,       0,2.168927,0.507188, 0.72602
sgpcmbeC1.c1,2001,08 2:30:00,30 ,       0,3.449571,0.536519,0.847056
sgpcmbeC1.c1,2001,08 3:30:00,29 ,       0,3.322818,0.550168,0.824972
sgpcmbeC1.c1,2001,08 4:30:00,29 ,       0,2.125141,0.481398,0.669858
sgpcmbeC1.c1,2001,08 5:30:00,31 ,0.070505,2.147842,0.580216,0.545104
sgpcmbeC1.c1,2001,08 6:30:00,31 ,0.281704,72.25735,24.07951, 19.3426
sgpcmbeC1.c1,2001,08 7:30:00,30 ,2.325256,240.4463,120.2577,70.76026
sgpcmbeC1.c1,2001,08 8:30:00,29 ,0.522095,426.9427,267.8246,130.2907
sgpcmbeC1.c1,2001,08 9:30:00,29 ,18.34198,594.1744,409.6717,168.0736
sgpcmbeC1.c1,2001,0810:30:00,29 ,12.25623,725.3524,494.1797,233.8445
sgpcmbeC1.c1,2001,0811:30:00,29 ,5.426208,809.0951,532.4587,263.4742
sgpcmbeC1.c1,2001,0812:30:00,29 ,9.223358,846.0461,569.4578,249.5692
sgpcmbeC1.c1,2001,0813:30:00,29 ,42.94452,815.6965,562.8663,217.2893
sgpcmbeC1.c1,2001,0814:30:00,29 ,33.49493,735.7387,477.9844,215.8413
sgpcmbeC1.c1,2001,0815:30:00,29 ,2.068329,606.3333,362.2737,180.1391
sgpcmbeC1.c1,2001,0816:30:00,29 ,       0,455.7869,262.4499,135.1057
sgpcmbeC1.c1,2001,0817:30:00,29 ,0.397135,277.5208,130.8744,74.90719
sgpcmbeC1.c1,2001,0818:30:00,31 ,       0,103.9077,32.57647, 26.3629
sgpcmbeC1.c1,2001,0819:30:00,31 ,0.075742,6.997126,1.315493,1.389229
sgpcmbeC1.c1,2001,0820:30:00,31 ,       0,3.166119,0.358311,0.640068
sgpcmbeC1.c1,2001,0821:30:00,30 ,       0,1.506306,0.368035,0.500106
sgpcmbeC1.c1,2001,0822:30:00,30 ,       0,1.636169,0.385352,0.597276
sgpcmbeC1.c1,2001,0823:30:00,31 ,       0,3.141023,0.471294,0.777162