datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2000,05 0:30:00,26 ,444.9931,454.6538,450.1192, 3.08942 twpcmbeC2.c1,2000,05 1:30:00,26 ,443.5452,454.3653,449.2518,3.126197 twpcmbeC2.c1,2000,05 2:30:00,26 ,443.0086,456.3055,448.7379,3.207816 twpcmbeC2.c1,2000,05 3:30:00,27 ,441.6736,454.7673,448.0675,3.360974 twpcmbeC2.c1,2000,05 4:30:00,27 , 439.83,453.6438, 447.23,3.592482 twpcmbeC2.c1,2000,05 5:30:00,27 ,439.4172,454.3585,446.7439,3.783119 twpcmbeC2.c1,2000,05 6:30:00,27 ,438.7128,453.4148,446.6935,3.811298 twpcmbeC2.c1,2000,05 7:30:00,27 , 445.903,459.4329,451.9426,3.933484 twpcmbeC2.c1,2000,05 8:30:00,26 ,451.3015,478.7878,467.0502,7.366568 twpcmbeC2.c1,2000,05 9:30:00,27 ,454.7173,500.7893,483.4747,11.03924 twpcmbeC2.c1,2000,0510:30:00,27 ,461.1558,517.9931,499.3794,15.58236 twpcmbeC2.c1,2000,0511:30:00,27 ,467.8165,537.4681,511.4592, 16.6767 twpcmbeC2.c1,2000,0512:30:00,27 , 479.18,547.4915,518.9451,15.84968 twpcmbeC2.c1,2000,0513:30:00,27 ,491.7867, 553.928,523.4651,16.30278 twpcmbeC2.c1,2000,0514:30:00,27 ,486.3646,549.5186,520.4747,14.51605 twpcmbeC2.c1,2000,0515:30:00,25 ,465.6541,534.6894,513.4787, 15.0205 twpcmbeC2.c1,2000,0516:30:00,27 ,461.3329,524.2621,499.8261,14.83618 twpcmbeC2.c1,2000,0517:30:00,27 ,447.8966,494.6915,483.4485,11.63156 twpcmbeC2.c1,2000,0518:30:00,27 ,443.0311,479.0528,467.7987,8.044739 twpcmbeC2.c1,2000,0519:30:00,27 ,443.5472,467.9296,459.2403,5.425951 twpcmbeC2.c1,2000,0520:30:00,27 ,444.1738,463.6529,456.2677,4.701255 twpcmbeC2.c1,2000,0521:30:00,27 ,446.9183,462.6915,454.4497,4.119542 twpcmbeC2.c1,2000,0522:30:00,27 ,446.2378,458.6412,452.9218,3.456797 twpcmbeC2.c1,2000,0523:30:00,26 ,446.1559, 457.788,451.6156,3.549207