datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,03 0:30:00,31 ,       0,361.9573,45.90544,95.72582
sgpcmbeC1.c1,1997,03 1:30:00,31 ,       0,215.7242,34.41228,63.72169
sgpcmbeC1.c1,1997,03 2:30:00,31 ,       0,288.6112,33.09912,69.64756
sgpcmbeC1.c1,1997,03 3:30:00,31 ,       0,485.7361,48.26184,111.8823
sgpcmbeC1.c1,1997,03 4:30:00,31 ,       0,279.8127,29.18419,60.69449
sgpcmbeC1.c1,1997,03 5:30:00,31 ,       0,303.3415,46.83971,83.29099
sgpcmbeC1.c1,1997,03 6:30:00,31 ,       0,370.5416,51.29709,97.25812
sgpcmbeC1.c1,1997,03 7:30:00,31 ,       0,476.5937,49.92842,106.0832
sgpcmbeC1.c1,1997,03 8:30:00,31 ,       0,775.5656,59.36397,148.2792
sgpcmbeC1.c1,1997,03 9:30:00,30 ,       0,791.0847,69.53065,181.9331
sgpcmbeC1.c1,1997,0310:30:00,30 ,       0,365.4914, 46.4521,97.05367
sgpcmbeC1.c1,1997,0311:30:00,29 ,       0,303.8518,31.53094,73.45936
sgpcmbeC1.c1,1997,0312:30:00,29 ,       0,341.8011,24.36207,70.35183
sgpcmbeC1.c1,1997,0313:30:00,28 ,       0,238.0401,18.62416,51.72508
sgpcmbeC1.c1,1997,0314:30:00,28 ,       0,218.9057,19.57865,55.81657
sgpcmbeC1.c1,1997,0315:30:00,29 ,       0,229.6959,14.11885,45.07329
sgpcmbeC1.c1,1997,0316:30:00,29 ,       0,276.3064,18.05998,55.79409
sgpcmbeC1.c1,1997,0317:30:00,29 ,       0, 224.603,20.88471,56.18247
sgpcmbeC1.c1,1997,0318:30:00,30 ,0.000304,223.8798,29.90936,62.91501
sgpcmbeC1.c1,1997,0319:30:00,31 ,       0,256.1591,24.74605,58.13842
sgpcmbeC1.c1,1997,0320:30:00,31 ,       0,259.5974,33.66624,71.46577
sgpcmbeC1.c1,1997,0321:30:00,31 ,       0,401.7632,55.07372,108.6332
sgpcmbeC1.c1,1997,0322:30:00,30 ,       0,272.2877,36.68501, 80.2165
sgpcmbeC1.c1,1997,0323:30:00,31 ,       0,979.0339, 67.7509,191.7437