condition	mean	min	max
4 h after light	58.6736	57.2694	60.0778
8 h after light	57.6167	54.176	61.0574
12 h after light	41.809799999999996	40.0283	43.5913
4 h after dark	31.19825	29.6703	32.7262
8 h after dark	33.54785	33.0781	34.0176
12 h after dark	41.841049999999996	40.8821	42.8