class CrossTabWithTimeSeries(CrossTabReportWithCustomVerboseNameCustomFilter):
    report_title = _("Crosstab with time series")
    report_description = _("Layers a monthly time series on top of the crosstab, producing columns for each filter × period combination. "
                           "Demonstrates the most complex report configuration available.")
    date_field = "date"
    time_series_pattern = "monthly"
    crosstab_columns = [CustomCrossTabTotalPerSize]
    columns = ["name", "__time_series__"]