datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1997,03 0:30:00,30 ,       0,0.380316,0.184075,0.128132
twpcmbeC1.c1,1997,03 1:30:00,30 ,       0,0.427401,0.158274,0.136012
twpcmbeC1.c1,1997,03 2:30:00,30 ,       0,0.358557,0.133167,0.121708
twpcmbeC1.c1,1997,03 3:30:00,30 ,       0,0.345583,0.087002,0.109363
twpcmbeC1.c1,1997,03 4:30:00,30 ,       0,0.247875,0.027279,0.062759
twpcmbeC1.c1,1997,03 5:30:00,30 ,       0,0.032553,0.001327,0.006045
twpcmbeC1.c1,1997,03 6:30:00,30 ,0.002821,28.00061, 5.93234,8.370128
twpcmbeC1.c1,1997,03 7:30:00,30 ,1.727624,100.9655,45.73955,26.24431
twpcmbeC1.c1,1997,03 8:30:00,31 ,11.23785,190.5422,90.37227,38.97493
twpcmbeC1.c1,1997,03 9:30:00,31 ,17.48424,287.7264,134.9799,79.86437
twpcmbeC1.c1,1997,0310:30:00,31 ,37.47049,328.4771,145.7292,90.59244
twpcmbeC1.c1,1997,0311:30:00,31 ,27.76933,421.9414,218.3317,113.7077
twpcmbeC1.c1,1997,0312:30:00,31 ,0.259373,396.3953,158.6924,109.4201
twpcmbeC1.c1,1997,0313:30:00,31 ,0.038322,411.2684,170.7815,102.2993
twpcmbeC1.c1,1997,0314:30:00,31 ,       0,307.8244,130.5716,83.73608
twpcmbeC1.c1,1997,0315:30:00,31 ,0.782002,183.9991,90.67172,57.07693
twpcmbeC1.c1,1997,0316:30:00,31 ,0.073115,154.0918,60.58389,49.01846
twpcmbeC1.c1,1997,0317:30:00,31 ,       0,61.63848,20.38976,22.02695
twpcmbeC1.c1,1997,0318:30:00,31 ,       0,2.407246,0.345461,0.618533
twpcmbeC1.c1,1997,0319:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,1997,0320:30:00,31 ,       0,0.270391,0.032764, 0.06535
twpcmbeC1.c1,1997,0321:30:00,31 ,       0, 0.27423,0.066153,0.086078
twpcmbeC1.c1,1997,0322:30:00,31 ,       0,0.364992,0.110107,  0.1129
twpcmbeC1.c1,1997,0323:30:00,31 ,       0,0.428542,0.148562,0.118586