condition	mean	min	max
4 h after light	8.570226	7.885306	9.255146
8 h after light	7.718090500000001	7.673599	7.762582
12 h after light	8.283007999999999	8.072865	8.493151
4 h after dark	8.633095	8.029901	9.236289
8 h after dark	9.636765	8.493151	10.780379
12 h after dark	8.309623	8.309623	8.309623