condition	mean	min	max
4 h after light	17.734122499999998	14.486367	20.981878
8 h after light	18.0358285	17.977851	18.093806
12 h after light	19.4240085	17.727206	21.120811
4 h after dark	26.615873999999998	20.768717	32.463031
8 h after dark	32.1141365	21.777723	42.45055
12 h after dark	24.705695	24.705695	24.705695