condition mean min max 2 h after light 0.5667096666666667 0.434968 0.737706 6 h after light 0.4151763333333333 0.237274 0.588618 10 h after light 0.638323 0.457481 0.830237 2 h after dark 1.536899 0.519117 2.84617 6 h after dark 0.349878 0.0 0.818553 10 h after dark 0.08848133333333333 0.0 0.140981