condition mean min max 4 h after light 0.03910595 0.0 0.0782119 8 h after light 0.06959800000000001 0.035409 0.103787 12 h after light 0.01717275 0.0 0.0343455 4 h after dark 0.0161865 0.0 0.0485595 8 h after dark 0.016861366666666665 0.0 0.0505841 12 h after dark 0.03508033333333333 0.0 0.105241