Moving daily Total Data / hour

all values are listed as: MB

         time  |        up      down
---------------+--------------------
2010-01-25 23  |   444.031  1332.697
2010-01-26 00  |   444.074  1327.598
2010-01-26 01  |   443.785  1351.754
2010-01-26 02  |   443.515  1371.173
2010-01-26 03  |   443.668  1376.117
2010-01-26 04  |   443.388  1395.018
2010-01-26 05  |   443.334  1390.704
2010-01-26 06  |   443.332  1384.491
2010-01-26 07  |   506.940  1388.017
2010-01-26 08  |   507.015  1387.383
2010-01-26 09  |   505.743  1384.697
2010-01-26 10  |   477.695  1390.364
2010-01-26 11  |   474.080  1398.694
2010-01-26 12  |   475.742  1392.684
2010-01-26 13  |   476.579  1405.281
2010-01-26 14  |   477.886  1375.027
2010-01-26 15  |   478.697  1337.965
2010-01-26 16  |   479.261  1285.591
2010-01-26 17  |   478.030  1265.587
2010-01-26 18  |   476.812  1306.668
2010-01-26 19  |   475.288  1309.533
2010-01-26 20  |   474.165  1290.178
2010-01-26 21  |   474.622  1302.825
2010-01-26 22  |   477.831  1350.623
2010-01-26 23  |   462.161  1312.167