condition	mean	min	max
4 h after light	30.930149999999998	29.8473	32.013
8 h after light	19.841250000000002	18.6261	21.0564
12 h after light	20.54175	20.1252	20.9583
4 h after dark	26.2353	25.5843	26.8863
8 h after dark	30.061799999999998	28.2698	31.8538
12 h after dark	28.301000000000002	28.1895	28.4125