condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.022908233333333333 0.0 0.0556454 12 h after light 0.0 0.0 0.0 4 h after dark 0.088713 0.0 0.136363 8 h after dark 0.20163 0.127908 0.306712 12 h after dark 0.20899633333333334 0.119869 0.372634