condition mean min max 0 h after light 0.1388842 0.0924794 0.185289 4 h after light 0.24670399999999998 0.219869 0.273539 8 h after light 0.369943 0.282415 0.457471 4 h after dark 0.30359250000000004 0.181653 0.425532 8 h after dark 0.21341749999999998 0.212522 0.214313 12 h after dark 0.258656 0.246281 0.271031