condition	mean	min	max
4 h after light	5.329825	4.5827	6.07695
8 h after light	6.141545000000001	5.77695	6.50614
12 h after light	5.2628	4.57003	5.95557
4 h after dark	4.944435	4.41489	5.47398
8 h after dark	5.018075	4.80359	5.23256
12 h after dark	6.551920000000001	6.29236	6.81148