datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2002,02 0:30:00,27 ,439.1815,458.5058,449.9353,5.649684
twpcmbeC1.c1,2002,02 1:30:00,27 ,439.8031,456.6861,449.0696,5.553812
twpcmbeC1.c1,2002,02 2:30:00,27 ,436.3673,457.0087,448.8628,5.529873
twpcmbeC1.c1,2002,02 3:30:00,27 ,435.0455, 457.881,448.4536,5.285884
twpcmbeC1.c1,2002,02 4:30:00,27 ,433.7031,455.1435,446.8149,5.220624
twpcmbeC1.c1,2002,02 5:30:00,27 ,433.9757,454.5431,445.8106,5.524064
twpcmbeC1.c1,2002,02 6:30:00,27 ,435.4777,456.8201,447.3962,5.271428
twpcmbeC1.c1,2002,02 7:30:00,27 ,446.5468,469.7617,460.9612,6.667285
twpcmbeC1.c1,2002,02 8:30:00,27 ,449.1477,490.6656,  474.94, 11.8775
twpcmbeC1.c1,2002,02 9:30:00,28 ,446.0746,511.7568, 487.239,17.92429
twpcmbeC1.c1,2002,0210:30:00,27 ,446.2562,524.7991,498.3749,20.97927
twpcmbeC1.c1,2002,0211:30:00,27 ,  449.36, 541.314,503.3098,23.96207
twpcmbeC1.c1,2002,0212:30:00,27 ,445.6444,542.0624,505.4856,26.56932
twpcmbeC1.c1,2002,0213:30:00,27 ,445.9584,538.4728,498.1029,26.00147
twpcmbeC1.c1,2002,0214:30:00,27 ,444.4154,533.1657,496.7156,24.56022
twpcmbeC1.c1,2002,0215:30:00,27 , 449.256,516.0692,493.0494,18.04843
twpcmbeC1.c1,2002,0216:30:00,27 ,450.2879,506.0968, 482.425,13.79501
twpcmbeC1.c1,2002,0217:30:00,27 ,448.3923,488.5537,469.8869,  10.092
twpcmbeC1.c1,2002,0218:30:00,27 ,446.5159,465.9712,458.0212,5.037797
twpcmbeC1.c1,2002,0219:30:00,27 ,444.6745,460.9197,454.6166,4.281746
twpcmbeC1.c1,2002,0220:30:00,27 ,443.0173,458.9511,453.1281,4.584763
twpcmbeC1.c1,2002,0221:30:00,27 ,443.4408,458.6097,452.1993,4.649589
twpcmbeC1.c1,2002,0222:30:00,27 ,441.0772,457.8842,451.2537,4.890103
twpcmbeC1.c1,2002,0223:30:00,27 ,437.6095, 457.581,450.7718,5.595779