condition mean min max 3 h after light 0.6225073333333333 0.271594 1.1692 6 h after light 0.502426 0.359073 0.772394 9 h after light 0.954333 0.765119 1.05781 12 h after light 0.87416775 0.177148 1.61313 3 h after dark 1.3228756666666668 0.439427 2.21098 6 h after dark 0.8251729999999999 0.0 1.53239 9 h after dark 0.578822 0.400182 0.852069 12 h after dark 0.9434054999999999 0.870321 1.01649