condition	mean	min	max
4 h after light	53.283950000000004	47.2989	59.269
8 h after light	30.326900000000002	28.6864	31.9674
12 h after light	38.98835	38.2445	39.7322
4 h after dark	69.2033	67.1101	71.2965
8 h after dark	92.51875000000001	87.2716	97.7659
12 h after dark	78.77255	74.04	83.5051