condition mean min max 0 h after light 379.0835 378.586 379.581 4 h after light 78.2378 51.9766 104.499 8 h after light 34.3855 29.3337 39.4373 4 h after dark 162.1165 142.955 181.278 8 h after dark 162.046 150.772 173.32 12 h after dark 230.86649999999997 196.201 265.532