condition mean min max 0 h after light 0.366364 0.314346 0.418382 4 h after light 0.1031255 0.0 0.206251 8 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0