var saleprice =[
[1257996287000,2449,9523],
[1291709816000,2999,15804],
[1299138107000,2199,18153],
[1327786586000,3499.99,24193],
[1355524247000,1525,29832],
[1365663714000,2379,30522],
[1375853592000,2025,32624],
[1377755975000,2200,32911],
[1386516026000,2000,34138],
[1404103588000,2290,8070],
[1413574834000,2999.99,38798],
[1576777434000,2294.96,47222],
]