condition mean min max 4 h after light 2.494065 1.40765 3.58048 8 h after light 3.55675 3.04764 4.06586 12 h after light 2.59484 1.7514 3.43828 4 h after dark 1.8533576666666667 0.811543 3.03212 8 h after dark 1.90655 1.4746 2.15625 12 h after dark 1.4914969999999999 0.729631 2.08344