condition mean min max 0 h after light 0.4340845 0.410852 0.457317 4 h after light 0.43511 0.405078 0.465142 8 h after light 1.18927 1.06879 1.30975 4 h after dark 1.1676415 0.990253 1.34503 8 h after dark 0.8353565000000001 0.809277 0.861436 12 h after dark 0.494527 0.364711 0.624343