        data: closePrices,
                    borderColor: '#008BBA',
                    borderWidth: 3,
                    fill: false,
                    pointRadius: 0,
                    tension: 0.4
                }, 
                ]
            },
            options: {
                responsive: true,
                scales: {
                    x: {
                        type: 'time',
                        time: {
                            unit: 'month',
                            d