condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.103215 0.0 0.20643 4 h after dark 0.6159870000000001 0.614772 0.617202 8 h after dark 0.0 0.0 0.0 12 h after dark 0.2061035 0.203834 0.208373