condition mean min max 0 h after light 0.1976558 0.0934636 0.301848 2 h after light 1.17442 0.94439 1.40445 4 h after light 2.946205 2.47363 3.41878 8 h after light 3.519615 1.82698 5.21225 12 h after light 1.09666 1.06687 1.12645 2 h after dark 0.698739 0.6277 0.769778 4 h after dark 1.4076629999999999 0.839056 1.97627 8 h after dark 0.101378 0.0 0.202756 12 h after dark 0.3914335 0.383797 0.39907