condition mean min max 0 h after light 8.29401 7.72548 8.86254 2 h after light 25.60155 24.4349 26.7682 4 h after light 57.78065 54.8269 60.7344 8 h after light 37.973150000000004 36.4891 39.4572 12 h after light 64.6667 56.9514 72.382 2 h after dark 36.77375 33.4282 40.1193 4 h after dark 38.043350000000004 35.9086 40.1781 8 h after dark 20.076 19.9066 20.2454 12 h after dark 9.469325 8.87425 10.0644