condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0207136 0.0 0.0414272 4 h after dark 0.015293633333333334 0.0 0.0458809 8 h after dark 0.0 0.0 0.0 12 h after dark 0.009083166666666666 0.0 0.0272495