datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2001,04 0:30:00,30 ,446.4579,461.8732,455.5032,3.095832 twpcmbeC2.c1,2001,04 1:30:00,30 ,445.9236, 462.216,454.3879,3.369876 twpcmbeC2.c1,2001,04 2:30:00,30 ,444.2434,458.2113,452.8217,3.004991 twpcmbeC2.c1,2001,04 3:30:00,30 ,443.9655,456.1496,451.7683,2.804024 twpcmbeC2.c1,2001,04 4:30:00,30 ,443.4789, 458.14,451.1786,2.947064 twpcmbeC2.c1,2001,04 5:30:00,30 ,442.7145,458.1156,450.4886,3.083138 twpcmbeC2.c1,2001,04 6:30:00,30 ,443.2862,457.4558,450.5484, 3.02279 twpcmbeC2.c1,2001,04 7:30:00,30 , 450.047,462.4561,456.6986,3.151795 twpcmbeC2.c1,2001,04 8:30:00,30 ,463.6105,491.9062,475.5341, 7.08987 twpcmbeC2.c1,2001,04 9:30:00,30 ,482.8534, 521.716,500.7736,9.997211 twpcmbeC2.c1,2001,0410:30:00,30 ,486.3315,546.6478,521.4797, 16.2002 twpcmbeC2.c1,2001,0411:30:00,30 ,496.7411,571.6691,539.5144,17.64813 twpcmbeC2.c1,2001,0412:30:00,29 ,528.5097,581.2486,551.9198,15.45593 twpcmbeC2.c1,2001,0413:30:00,29 ,500.3498,576.9297,550.6233,18.91177 twpcmbeC2.c1,2001,0414:30:00,30 ,475.7285,577.1531,542.4041,25.24627 twpcmbeC2.c1,2001,0415:30:00,30 ,481.8009,563.8595,532.8956,21.04468 twpcmbeC2.c1,2001,0416:30:00,30 , 477.439,549.0012,517.6161,17.45414 twpcmbeC2.c1,2001,0417:30:00,30 ,471.0747, 516.308,496.1852, 12.4327 twpcmbeC2.c1,2001,0418:30:00,30 ,458.0591,485.3073,474.6026,7.490089 twpcmbeC2.c1,2001,0419:30:00,30 ,455.7007,470.7018,463.9152,4.359903 twpcmbeC2.c1,2001,0420:30:00,30 ,453.5273,467.0728,460.6172,3.804777 twpcmbeC2.c1,2001,0421:30:00,30 ,452.0102,465.7436, 458.921,3.373328 twpcmbeC2.c1,2001,0422:30:00,30 ,449.7613, 464.955,457.9036,3.295172 twpcmbeC2.c1,2001,0423:30:00,30 ,447.5476,465.6602,457.0635, 3.53993