condition	mean	min	max
4 h after light	38.09995	35.611	40.5889
8 h after light	24.94635	24.665	25.2277
12 h after light	28.4824	27.3874	29.5774
4 h after dark	31.76996666666667	29.9432	34.0195
8 h after dark	44.9863	43.2407	47.3757
12 h after dark	45.18853333333333	43.7228	46.1919