Faceted mosaic chart

<Plot
    color={{ legend: true }}
    x={{ percent: true }}
    marginTop={15}
    marginRight={15}>
    <Rect
        {...stacked}
        inset={0.5}
        fx="quarter"
        fill="segment" />
    {#snippet overlay()}
        <HTMLTooltip {...stacked} r={5}>
            {#snippet children({ datum })}
                {datum.market}<br />
                {datum.segment}<br />
                {datum.value}
            {/snippet}
        </HTMLTooltip>
    {/snippet}
</Plot>