condition	mean	min	max
4 h after light	54.131503	47.221535	61.041471
8 h after light	61.728092000000004	58.588473	64.867711
12 h after light	58.204807	46.81654	69.593074
4 h after dark	44.7896905	40.368026	49.211355
8 h after dark	40.598665	39.112961	42.084369
12 h after dark	47.703521	47.703521	47.703521