condition mean min max 0 h after light 0.43754899999999997 0.218482 0.656616 4 h after light 0.27106600000000003 0.111309 0.430823 8 h after light 0.3288905 0.222402 0.435379 4 h after dark 0.537927 0.321866 0.753988 8 h after dark 0.5949125 0.430356 0.759469 12 h after dark 0.2158125 0.213436 0.218189