About airflow results of 274
17:21 19:11 25:04 22:20 21:05 18:48 21:12 48:51 19:55 20:41 22:26 27:03 20:07 25:36 18:10 23:46 68:04 30:24 37:10 31:43 28:17 29:49 35:25 24:19 39:36 55:35 35:30 51:05 50:01 185:01 40:22 41:01 42:47 59:51 541:44 128:18 126:30 92:09 91:22 85:49 99:24 89:23 89:35 89:54