condition mean min max 4 h after light 11.6757615 11.224198 12.127325 8 h after light 10.837309999999999 10.280629 11.393991 12 h after light 9.9406835 8.873276 11.008091 4 h after dark 10.928899000000001 9.74651 12.111288 8 h after dark 10.933482999999999 10.620611 11.246355 12 h after dark 11.224198 11.224198 11.224198