condition mean min max 4 h after light 559.9225174999999 374.865014 744.980021 8 h after light 502.43239 453.118029 551.746751 12 h after light 534.9493875000001 524.385903 545.512872 4 h after dark 353.247537 241.032248 465.462826 8 h after dark 295.466688 168.24018 422.693196 12 h after dark 444.764021 444.764021 444.764021