ectangles
      .data(d => d)
      .join("rect")
        .attr("x", d => x(d.data.group))
        .attr("y", d => y(d[1]))
        .attr("height", d => y(d[0]) - y(d[1]))
        .attr("width",x.bandwidth())
})

</script></xmp></code></pre>
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        </div>
      </div>
    </section>
    <br />

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    <!-- ============================ RELATED BLOCKS ============================ -->

    <secti