var saleprice =[
[1259154458000,7100,9761],
[1276468297000,7023.83,14704],
[1350515375000,9000,8321],
[1388503785000,10800,30608],
[1447298255000,7999,43859],
[1474147314000,9000,46962],
[1526347860000,12000,3441],
[1592019218000,8250,55394],
]