condition mean min max 4 h after light 0.0593364 0.0298416 0.0888312 8 h after light 0.1333841 0.0483552 0.218413 12 h after light 0.18120150000000002 0.117504 0.244899 4 h after dark 0.4297 0.286204 0.573196 8 h after dark 0.4556285 0.335449 0.575808 12 h after dark 0.2640315 0.171531 0.356532