1 2001/01/01                                                                           1            2002/01/19 16:48:07   1            2002/01/19 16:51:30
2 2001/01/01                                      500.000000               48.000000   1            2002/01/19 16:48:13   1            2002/01/19 16:48:35
2 2001/01/01              501.000000            1,000.000000               28.000000   1            2002/01/19 16:48:35   1            2002/01/19 16:50:02
2 2001/01/01            1,001.000000            2,000.000000               13.000000   1            2002/01/19 16:50:02   1            2002/01/19 16:50:15
2 2001/01/01            2,001.000000          999,999.000000                9.000000   1            2002/01/19 16:50:15   1            2002/01/19 16:50:30