condition mean min max 0 h after light 0.4268791 0.0888202 0.764938 2 h after light 0.432624 0.266934 0.598314 4 h after light 0.394973 0.180496 0.60945 8 h after light 0.412078 0.365518 0.458638 12 h after light 0.685349 0.356828 1.01387 2 h after dark 0.8091645000000001 0.795353 0.822976 4 h after dark 0.9076635 0.620177 1.19515 8 h after dark 0.9883395 0.578049 1.39863 12 h after dark 0.6527905 0.547094 0.758487