condition mean min max 4 h after light 792.7 792.7 792.7 8 h after light 815.0 803.7 826.3 12 h after light 733.4000000000001 630.1 836.7 4 h after dark 707.0 643.7 770.3 8 h after dark 653.4000000000001 630.6 676.2 12 h after dark 731.65 650.9 812.4