var saleprice =[
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[1265095764000,4390,10357],
[1278887084000,2481,15058],
[1282276827000,2550.01,15714],
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[1299528387000,3324.63,18850],
[1320660511000,3300,12094],
[1321915014000,4005,7245],
[1370928170000,3425,29747],
[1373645240000,2999.99,29091],
[1399696172000,2800,36639],
[1421043288000,4200,40622],
[1494067531000,2933.66,50012],
[1529351429000,4631.92,53855],
[1548841451000,3499.99,55120],
[1580340355000,3800,59635],
[1603315321000,33.08,63046],
[1605728180000,3800,61741],
[1621487601000,3300,64648],
]