condition mean min max 3 h after light 0.18577656666666667 0.0 0.471576 6 h after light 0.0 0.0 0.0 9 h after light 0.0222663 0.0 0.0667989 12 h after light 0.013461225 0.0 0.0538449 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.03434965 0.0 0.0686993