condition mean min max 4 h after light 643.4429849999999 576.276409 710.609561 8 h after light 316.851227 213.513189 420.189265 12 h after light 197.1113615 173.866929 220.355794 4 h after dark 86.577137 55.884585 117.269689 8 h after dark 71.757472 46.545884 96.96906 12 h after dark 658.001288 658.001288 658.001288