condition mean min max 3 h after light 0.6376383333333333 0.460001 0.780721 6 h after light 0.6275793333333333 0.360802 0.954776 9 h after light 0.855663 0.608153 0.996597 12 h after light 0.9691925 0.891149 1.00494 3 h after dark 1.002317 0.9158 1.11224 6 h after dark 1.0827326666666668 0.768148 1.47319 9 h after dark 0.8486543333333333 0.632699 0.974345 12 h after dark 0.7439845 0.706151 0.781818