datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,12 0:30:00,31 ,180.6685,326.1139, 244.937,32.57652
sgpcmbeC1.c1,2004,12 1:30:00,31 ,179.4418,295.5974,241.7558, 28.7213
sgpcmbeC1.c1,2004,12 2:30:00,31 ,177.4751,296.1664,241.3893, 28.7545
sgpcmbeC1.c1,2004,12 3:30:00,31 ,175.5976,306.8078,241.0808,31.41781
sgpcmbeC1.c1,2004,12 4:30:00,31 ,173.8863,   325.2,243.4013, 35.6822
sgpcmbeC1.c1,2004,12 5:30:00,31 ,172.6722,  329.49,243.2376, 37.2933
sgpcmbeC1.c1,2004,12 6:30:00,31 ,172.5605,341.1025,243.6823, 39.1814
sgpcmbeC1.c1,2004,12 7:30:00,31 ,172.2655,346.6574,242.9926,35.26201
sgpcmbeC1.c1,2004,12 8:30:00,31 ,172.4607,350.5446,244.8595,35.27909
sgpcmbeC1.c1,2004,12 9:30:00,31 ,175.1542,354.1926,249.1537,35.94983
sgpcmbeC1.c1,2004,1210:30:00,31 ,179.4355,357.7085,254.2551,38.16353
sgpcmbeC1.c1,2004,1211:30:00,31 ,186.2357,360.4379,258.8948,38.43151
sgpcmbeC1.c1,2004,1212:30:00,31 ,186.9599,363.8015,263.4677,39.20959
sgpcmbeC1.c1,2004,1213:30:00,31 ,190.0272,369.2108,265.0849,38.62312
sgpcmbeC1.c1,2004,1214:30:00,31 ,193.9776,369.3752,267.5787,37.80062
sgpcmbeC1.c1,2004,1215:30:00,31 ,197.8529,347.6024,266.8656,32.58465
sgpcmbeC1.c1,2004,1216:30:00,31 ,202.0884,334.1861,265.4246,31.32893
sgpcmbeC1.c1,2004,1217:30:00,31 ,202.0028,326.3791,260.7093,30.36221
sgpcmbeC1.c1,2004,1218:30:00,31 ,201.4455,323.6183,256.8792,28.69709
sgpcmbeC1.c1,2004,1219:30:00,31 ,203.7197,328.7378,256.1789,31.76473
sgpcmbeC1.c1,2004,1220:30:00,31 ,187.1194,347.2584,255.5456,  37.291
sgpcmbeC1.c1,2004,1221:30:00,31 ,183.1707,339.4727,254.9585,36.06465
sgpcmbeC1.c1,2004,1222:30:00,31 , 181.938,336.1618,251.3245,34.69657
sgpcmbeC1.c1,2004,1223:30:00,31 ,181.1631,327.9922,249.0271,33.59417