
            .domain([-up_max, 0, low_max])
            .range([innerHeight, innerHeight / 2, 0])
            .nice();

            yBandScale = d3.scaleBand()
            .domain(barKeys_reverse)
            .range([innerHeight - innerHeight / 8, innerHeight])
            .padding(0.01);

            nyBandScale = d3.scaleBand()
            .domain(barKeys)
            .range([20, innerHeight / 8 + 20])
            .padding(0.01);

            xBarScale = d3.scaleLinear()
            .domain([0, 60000])
  