condition	mean	min	max
4 h after light	17.8576	15.7917	19.9235
8 h after light	24.833199999999998	23.845	25.8214
12 h after light	36.69745	36.0793	37.3156
4 h after dark	30.696866666666665	29.0635	32.846
8 h after dark	29.44493333333333	25.8581	33.58
12 h after dark	19.5688	17.69	23.2562