condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0315744 0.0 0.0678786 12 h after light 0.006253000000000001 0.0 0.018759 4 h after dark 0.08559433333333333 0.0 0.131569 8 h after dark 0.018253733333333334 0.0 0.0547612 12 h after dark 0.05615113333333333 0.0 0.110626