aapl = [
{Date: new Date("2013-05-13"), Open: 64.501427, High: 65.414284, Low: 64.500000, Close: 64.962860, Volume: 79237200},
{Date: new Date("2013-05-14"), Open: 64.835716, High: 65.028572, Low: 63.164288, Close: 63.408573, Volume: 111779500},
{Date: new Date("2013-05-15"), Open: 62.737144, High: 63.000000, Low: 60.337143, Close: 61.264286, Volume: 185403400},
{Date: new Date("2013-05-16"), Open: 60.462856, High: 62.549999, Low: 59.842857, Close: 62.082859, Volume: 150801000},
{Date: new Date("2013-05-17"), Open: 62.721428, High: 62.869999, Low: 61.572857, Close: 61.894287, Volume: 106976100}
]