condition mean min max 4 h after light 236.435 197.547 275.323 8 h after light 217.488 188.448 246.528 12 h after light 202.055 199.027 205.083 4 h after dark 253.73433333333332 242.654 265.36 8 h after dark 346.63100000000003 309.934 370.396 12 h after dark 262.09566666666666 237.773 277.347