condition mean min max 4 h after light 394.48617 372.271141 416.701199 8 h after light 373.05138999999997 354.707774 391.395006 12 h after light 447.0732905 434.850704 459.295877 4 h after dark 510.589039 443.866227 577.311851 8 h after dark 594.6744755 573.385903 615.963048 12 h after dark 482.847441 482.847441 482.847441