condition mean min max 4 h after light 0.4525975 0.272718 0.632477 8 h after light 0.6911195 0.690716 0.691523 12 h after light 0.4644665 0.223806 0.705127 4 h after dark 0.5078578333333333 0.0710945 0.974819 8 h after dark 0.47777966666666666 0.295183 0.759121 12 h after dark 0.5830336666666667 0.438214 0.780922