condition	mean	min	max
4 h after light	9.7592775	9.607642	9.910913
8 h after light	9.711776	9.607642	9.81591
12 h after light	9.331177499999999	9.072235	9.59012
4 h after dark	8.5424955	8.028787	9.056204
8 h after dark	9.976236499999999	9.607642	10.344831
12 h after dark	9.519393	9.519393	9.519393