datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,1999,03 0:30:00,19 ,       0,0.640284,0.230002,0.197296
nsacmbeC1.c1,1999,03 1:30:00,21 ,       0,0.624582,0.289446,0.240193
nsacmbeC1.c1,1999,03 2:30:00,22 ,       0,0.622866,0.239371,0.186552
nsacmbeC1.c1,1999,03 3:30:00,22 ,       0,0.689588,0.259272, 0.17803
nsacmbeC1.c1,1999,03 4:30:00,23 ,       0, 1.06785,0.290727,0.236299
nsacmbeC1.c1,1999,03 5:30:00,22 ,       0,0.524253,0.258345,0.198869
nsacmbeC1.c1,1999,03 6:30:00,23 ,       0,3.832009,0.931167,1.272967
nsacmbeC1.c1,1999,03 7:30:00,29 ,       0,13.96906,3.790903,4.125011
nsacmbeC1.c1,1999,03 8:30:00,30 ,2.497434,21.22405,8.843194,5.123198
nsacmbeC1.c1,1999,03 9:30:00,31 ,2.803319,26.08113,11.13462,5.511226
nsacmbeC1.c1,1999,0310:30:00,31 ,1.966945,58.94091,12.23823,10.33241
nsacmbeC1.c1,1999,0311:30:00,31 , 1.61529,44.16496,10.09797,9.750898
nsacmbeC1.c1,1999,0312:30:00,31 ,1.603544,56.00281,10.22123,11.17747
nsacmbeC1.c1,1999,0313:30:00,31 ,0.487782,32.53927,7.715337,7.946111
nsacmbeC1.c1,1999,0314:30:00,31 ,0.377621,32.61733,7.938905,8.728748
nsacmbeC1.c1,1999,0315:30:00,31 ,1.493238,30.05241,8.727633,7.225013
nsacmbeC1.c1,1999,0316:30:00,31 ,3.070049,27.57442,10.29199,6.619042
nsacmbeC1.c1,1999,0317:30:00,31 ,2.745244,31.49774,10.00618,5.619583
nsacmbeC1.c1,1999,0318:30:00,31 ,3.213049,18.58446,8.921374,4.835533
nsacmbeC1.c1,1999,0319:30:00,27 ,       0,16.39109,5.112485,4.296718
nsacmbeC1.c1,1999,0320:30:00,19 ,       0,5.167768,1.691653,1.991833
nsacmbeC1.c1,1999,0321:30:00,22 ,       0,0.537207,0.232502,0.195129
nsacmbeC1.c1,1999,0322:30:00,20 ,       0,0.519277,0.200267, 0.19161
nsacmbeC1.c1,1999,0323:30:00,22 ,       0,0.645051, 0.20826, 0.18555