condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.56591 0.0 1.13182 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.00205562 0.0 0.00411124 4 h after dark 0.0 0.0 0.0 8 h after dark 0.424875 0.0 0.84975 12 h after dark 0.0 0.0 0.0