condition mean min max 4 h after light 1.092826 0.825368 1.3672 8 h after light 1.124766 0.477428 1.71201 12 h after light 1.056212 0.371524 1.96913 4 h after dark 3.1857933333333333 1.57905 5.185 8 h after dark 3.639816666666667 3.11263 4.3539 12 h after dark 0.495704 0.348771 0.729251