var saleprice =[
[1287613963000,3295,16161],
[1289267409000,3000,16161],
[1305158781000,2799.99,20313],
[1365650343000,1936.11,31277],
[1394069076000,3995,35522],
[1417568409000,3750,27553],
[1469861192000,3250,46106],
[1484239624000,2739.6,46277],
[1608338034000,2999,63789],
]