datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,03 0:30:00,21 ,0.000904,462.9337,67.57611,121.9643
sgpcmbeC1.c1,2001,03 1:30:00,20 ,       0,831.2254,82.37994,191.0534
sgpcmbeC1.c1,2001,03 2:30:00,16 ,       0,730.6824,87.42498,194.8384
sgpcmbeC1.c1,2001,03 3:30:00,16 ,       0,1094.938,116.8422,279.8612
sgpcmbeC1.c1,2001,03 4:30:00,14 ,       0,963.6232,101.4715,256.2215
sgpcmbeC1.c1,2001,03 5:30:00,13 ,       0,475.0397,54.86561,132.8438
sgpcmbeC1.c1,2001,03 6:30:00,13 ,       0,877.7159,77.32239,241.5931
sgpcmbeC1.c1,2001,03 7:30:00,12 ,       0,474.7124,45.81371,136.3829
sgpcmbeC1.c1,2001,03 8:30:00,16 ,       0,230.0425,36.02703,72.93853
sgpcmbeC1.c1,2001,03 9:30:00,20 ,       0,144.6306,33.60477,53.67609
sgpcmbeC1.c1,2001,0310:30:00,21 ,       0,152.2748,34.48385,52.23607
sgpcmbeC1.c1,2001,0311:30:00,22 ,       0,414.4421,46.83818,96.23047
sgpcmbeC1.c1,2001,0312:30:00,22 ,       0,590.7435,50.77154,126.7239
sgpcmbeC1.c1,2001,0313:30:00,22 ,       0,1003.266,72.75655,212.6471
sgpcmbeC1.c1,2001,0314:30:00,22 ,       0,922.6481,72.68427,200.3274
sgpcmbeC1.c1,2001,0315:30:00,21 ,       0, 940.421,84.17596,212.0114
sgpcmbeC1.c1,2001,0316:30:00,21 ,       0,580.8772,64.09633,140.5589
sgpcmbeC1.c1,2001,0317:30:00,21 ,0.007025,345.2697, 49.8956,100.5379
sgpcmbeC1.c1,2001,0318:30:00,21 ,0.013476,349.0045,33.85145,78.83621
sgpcmbeC1.c1,2001,0319:30:00,21 ,0.019886,414.4413,33.14517,90.60735
sgpcmbeC1.c1,2001,0320:30:00,21 ,0.009399,649.9913,50.34692,143.5235
sgpcmbeC1.c1,2001,0321:30:00,21 ,       0,591.4412, 44.7133,129.6079
sgpcmbeC1.c1,2001,0322:30:00,21 ,8.855E-6,581.8802, 39.0562,126.4153
sgpcmbeC1.c1,2001,0323:30:00,20 ,       0,549.3472,41.06346,122.4169