condition	mean	min	max
4 h after light	20.36	19.8295	20.8905
8 h after light	23.183	21.7359	24.6301
12 h after light	43.3712	39.1283	47.6141
4 h after dark	49.4041	47.655	50.5513
8 h after dark	30.179933333333334	28.68	31.2414
12 h after dark	25.98593333333333	24.4869	27.4025