condition mean min max 4 h after light 733.8590045000001 714.810772 752.907237 8 h after light 810.0226265 636.036268 984.008985 12 h after light 874.1451555 827.981331 920.30898 4 h after dark 719.3288155 664.880909 773.776722 8 h after dark 544.6584935 511.24938 578.067607 12 h after dark 648.48248 648.48248 648.48248