 var flu_colors = {
            1: '#dfdfdf',
            2: '#ffcc00',
            3: '#ff0000',
            4: '#00ff00',
        };
        return flu_colors[d.alert];
    };
    */
    
    DataTable.dimension(weekDim)
        // data table does not use crossfilter group but rather a closure
        // as a grouping function
        .group(function(d) {
            return '';
        })
        .columns([
            dc.pluck('Unidade_da_Federacao'),
            dc.pluck('incidence')
        ])
        