")["day"] = "MMM d, yyyy";
	xAxis.get("periodChangeDateFormats")["day"] = "MMM d, yyyy";

	/* Create Y axis */
	var yAxis = chart.yAxes.push( 
	    am5xy.ValueAxis.new(root, { 
		renderer: am5xy.AxisRendererY.new(root, {}) 
	    }) 
	);

	/* Set Y axis title */
	yAxis.children.unshift(
  	    am5.Label.new(root, {
		rotation: -90,
		text: "Total Code Change (lines)",
		y: am5.p50,
		centerX: am5.p50
  	    })
	);

	/* Create cursor, required for tooltip */
	var cursor = chart.set("cursor", am5xy.XYCursor.ne