condition mean min max 4 h after light 644.6676115 481.795474 807.539749 8 h after light 729.2884865 704.74398 753.832993 12 h after light 817.7823185 801.301611 834.263026 4 h after dark 669.9211975000001 625.014859 714.827536 8 h after dark 580.2161375000001 535.417416 625.014859 12 h after dark 439.539749 439.539749 439.539749