condition mean min max 0 h after light 0.04871915 0.0 0.0974383 4 h after light 0.0 0.0 0.0 8 h after light 0.14599365 0.0991863 0.192801 4 h after dark 0.096075 0.0 0.19215 8 h after dark 0.0479823 0.0 0.0959646 12 h after dark 0.0 0.0 0.0