condition mean min max 4 h after light 543.4313115 532.018553 554.84407 8 h after light 583.5736975 566.377885 600.76951 12 h after light 605.7220609999999 525.616672 685.82745 4 h after dark 738.454041 670.829871 806.078211 8 h after dark 795.7463435 723.078211 868.414476 12 h after dark 592.250132 592.250132 592.250132