e: 'before',
				label: 'Step Before Interpolation',
				color: window.chartColors.green
			}, {
				steppedLine: 'after',
				label: 'Step After Interpolation',
				color: window.chartColors.purple
			}];

			steppedLineSettings.forEach(function(details) {
				var div = document.createElement('div');
				div.classList.add('chart-container');

				var canvas = document.createElement('canvas');
				div.appendChild(canvas);
				container.appendChild(div);

				var ctx = canvas.getContext('2d');
				var config