datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,02 0:30:00,28 ,       0,       1,0.563095,0.413312
sgpcmbeC1.c1,2007,02 1:30:00,28 ,       0,       1,0.453373,0.439892
sgpcmbeC1.c1,2007,02 2:30:00,28 ,       0,       1,0.532044, 0.45166
sgpcmbeC1.c1,2007,02 3:30:00,28 ,       0,       1,0.592361,0.441876
sgpcmbeC1.c1,2007,02 4:30:00,28 ,       0,       1,0.585119,0.438275
sgpcmbeC1.c1,2007,02 5:30:00,28 ,       0,       1,0.555258,0.439346
sgpcmbeC1.c1,2007,02 6:30:00,28 ,       0,       1,0.572321,0.476162
sgpcmbeC1.c1,2007,02 7:30:00,28 ,       0,       1,0.509325,0.461998
sgpcmbeC1.c1,2007,02 8:30:00,28 ,       0,       1,0.561409, 0.47631
sgpcmbeC1.c1,2007,02 9:30:00,28 ,       0,       1,0.534226,0.465021
sgpcmbeC1.c1,2007,0210:30:00,28 ,       0,       1,0.486905,0.463116
sgpcmbeC1.c1,2007,0211:30:00,28 ,       0,       1, 0.45506,0.464836
sgpcmbeC1.c1,2007,0212:30:00,28 ,       0,       1,0.454861,0.442143
sgpcmbeC1.c1,2007,0213:30:00,28 ,       0,       1,0.494147, 0.45731
sgpcmbeC1.c1,2007,0214:30:00,28 ,       0,       1,0.549802,0.481625
sgpcmbeC1.c1,2007,0215:30:00,28 ,       0,       1,0.620139,0.464265
sgpcmbeC1.c1,2007,0216:30:00,28 ,       0,       1,0.638492,0.442629
sgpcmbeC1.c1,2007,0217:30:00,28 ,       0,       1, 0.62996, 0.45891
sgpcmbeC1.c1,2007,0218:30:00,28 ,       0,       1,0.614149,0.471099
sgpcmbeC1.c1,2007,0219:30:00,28 ,       0,       1, 0.58244,0.467419
sgpcmbeC1.c1,2007,0220:30:00,28 ,       0,       1,0.579861,0.457152
sgpcmbeC1.c1,2007,0221:30:00,28 ,       0,       1,0.617163,0.460703
sgpcmbeC1.c1,2007,0222:30:00,28 ,       0,       1,0.586706,0.459805
sgpcmbeC1.c1,2007,0223:30:00,28 ,       0,       1,0.599702,0.454082