condition mean min max 3 h after light 0.20192266666666667 0.0 0.359511 6 h after light 0.31661433333333333 0.0 0.949843 9 h after light 1.2686326666666667 0.805748 1.75249 12 h after light 1.423228 0.447732 1.96305 3 h after dark 0.895626 0.465678 1.11063 6 h after dark 1.129482 0.264856 1.8443 9 h after dark 0.770445 0.674293 0.957138 12 h after dark 0.305748 0.183307 0.428189