Great start, but not quite enough data for me to make a recommendation. I don't know what your rates are now, and I'd like more granular test data, say every 30 minutes for a 4 to 6 hour period.
I always include this in my basal test package as it gives a visual reference for the impacts of any adjustments. 
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A human being should be able to change a diaper, plan an invasion, butcher a hog, conn a ship, design a building, write a sonnet, balance accounts, build a wall, set a bone, comfort the dying, take orders, give orders, cooperate, act alone, solve equations, analyze a new problem, pitch manure, program a computer, cook a tasty meal, fight efficiently, die gallantly. Specialization is for insects.
-Robert A. Heinlein | 
