condition	mean	min	max
4 h after light	17.991339500000002	16.958686	19.023993
8 h after light	15.413872000000001	13.569296	17.258448
12 h after light	16.6145785	16.425589	16.803568
4 h after dark	25.711333000000003	21.598877	29.823789
8 h after dark	29.0202345	22.186302	35.854167
12 h after dark	20.179669	20.179669	20.179669