For many dates you can't determine from the data. What about for instance 01/01/01?

>How can I determine whether a date is DMY or MDY? For instance, if I have a date that is formatted as follows: 01/02/48
>The field in my table is a date of birth field and is a character field. Does anyone have any code written that will tell me whether the 01 is a month or a day. The same goes for the 02 portion of the field.