condition mean min max 1 h after light 3.0415399535 2.884374975 3.198704932 3 h after light 2.901310669 1.7373359069999998 3.573270153 5 h after light 2.65125498 1.626756806 3.949151029 7 h after light 2.723425901 2.278794141 3.0100078389999996 9 h after light 3.255842414 2.778841363 3.728302213 11 h after light 3.305479256 2.1732251419999997 4.691829819 1 h after dark 3.8765224783333334 2.3418806119999998 6.178789008 3 h after dark 3.277986664333333 2.324288276 4.318266035 5 h after dark 3.1950850016666665 2.75627694 3.4200238119999997 7 h after dark 3.284527306666667 1.9395645780000002 4.645771346 9 h after dark 2.9054538223333335 2.442347147 3.498332912 11 h after dark 2.6255256156666666 1.990426562 2.990464344