condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.042466333333333335 0.0 0.127399 12 h after light 0.0 0.0 0.0 3 h after dark 0.04877666666666666 0.0 0.14633 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.128877 0.112837 0.144917