2006-07-18 13:00:00+00    7441.07    imp/min
2006-07-18 14:00:00+00    7473.07    imp/min
2006-07-18 15:00:00+00    7442.13    imp/min
2006-07-18 17:00:00+00    7415.47    imp/min
2006-07-18 18:00:00+00    7414.40    imp/min