condition mean min max 4 h after light 0.02524055 0.0 0.0504811 8 h after light 0.02000055 0.0 0.0400011 12 h after light 0.0647346 0.0466148 0.0828544 4 h after dark 0.055260333333333335 0.0 0.165781 8 h after dark 0.0194891 0.0 0.0584673 12 h after dark 0.009083166666666666 0.0 0.0272495