condition	mean	min	max
4 h after light	12.6226	12.2756	12.9696
8 h after light	26.8593	26.4723	27.2463
12 h after light	21.3244	18.7921	23.8567
4 h after dark	15.285033333333333	14.694	16.2976
8 h after dark	7.628893333333333	7.55294	7.75354
12 h after dark	13.6601	11.6532	16.481