var saleprice =[
[1339377579000,2299.99,27017],
[1346249691000,2901.44,22743],
[1377979181000,1750,29054],
[1388224816000,1800,34364],
[1470201402000,1799,46745],
[1479797129000,1682.58,48143],
[1556138091000,2790,58425],
]