condition mean min max 2 h after light 0.066044 0.0 0.141157 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.082262 0.0 0.231615 18 h after light 0.07494386666666666 0.0 0.21546 2 h after dark 0.06367333333333333 0.0 0.222604