condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0695786 0.0 0.141988 12 h after light 0.0 0.0 0.0 4 h after dark 0.057991999999999995 0.0 0.173976 8 h after dark 0.086958 0.0 0.260874 12 h after dark 0.216342 0.0 0.343162