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 0.003758185 0.0 0.00751637 4 h after dark 0.0 0.0 0.0 8 h after dark 0.007779133333333334 0.0 0.0233374 12 h after dark 0.0 0.0 0.0