condition	mean	min	max
4 h after light	2.34157	1.17763	3.50551
8 h after light	1.916755	0.0	3.83351
12 h after light	2.1283149999999997	1.16527	3.09136
4 h after dark	1.53512	1.03323	2.03701
8 h after dark	0.7611055	0.510401	1.01181
12 h after dark	0.9255575	0.846135	1.00498