condition	mean	min	max
4 h after light	17.873739999999998	17.578525	18.168955
8 h after light	17.500145	16.859718	18.140572
12 h after light	17.879050499999998	16.261598	19.496503
4 h after dark	18.935053500000002	16.794087	21.07602
8 h after dark	26.649482499999998	18.349714	34.949251
12 h after dark	18.168955	18.168955	18.168955