condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.050944666666666666 0.0 0.152834 9 h after light 0.13719966666666666 0.0 0.411599 12 h after light 0.03374375 0.0 0.134975 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.042583 0.0 0.127749 12 h after dark 0.0 0.0 0.0