var saleprice =[
[1281924588000,1330.66,15703],
[1351482945000,2225,29000],
[1353273706000,1479.99,29536],
[1357889915000,1525,30263],
[1398047938000,1500,36110],
[1398574185000,2176,36221],
[1398639634000,1496.22,36301],
[1399008176000,1675.99,36364],
[1507994583000,1676.43,51918],
[1509563609000,1680,52314],
]