condition mean min max 4 h after light 6.523379 6.305235 6.6928 8 h after light 3.943639 3.453466 4.551284 12 h after light 3.655397333333333 2.1417029999999997 4.98169 16 h after light 26.011102666666666 6.549757 61.98155 4 h after dark 3.981475 3.246159 5.280741 8 h after dark 3.5075243333333335 1.4993049999999999 5.656307