condition mean min max 3 h after light 1.6456899999999999 1.16922 1.96711 6 h after light 2.3658 1.76787 2.93147 9 h after light 3.38258 2.68776 4.40782 12 h after light 3.600635 2.42183 5.6667 3 h after dark 4.545216666666667 3.30548 5.56725 6 h after dark 4.861636666666667 4.49548 5.52075 9 h after dark 3.2487866666666667 2.7623 3.53734 12 h after dark 1.1634675 0.981415 1.34552