condition mean min max 4 h after light 0.03022295 0.0 0.0604459 8 h after light 0.0979465 0.0 0.195893 12 h after light 0.34725535 0.0598117 0.634699 4 h after dark 1.49749 1.06068 1.9343 8 h after dark 0.7176804999999999 0.623219 0.812142 12 h after dark 0.3420375 0.206336 0.477739