condition	mean	min	max
4 h after light	34.48285	31.6412	37.3245
8 h after light	12.5408	11.9099	13.1717
12 h after light	10.26	10.1993	10.3207
4 h after dark	14.209766666666667	12.7042	16.241
8 h after dark	38.2226	35.3129	41.9244
12 h after dark	23.307	21.9782	24.0153