If your product was manufactured in 2012 or prior, the first three digits of the date code represent the day of the year, the last two digits represent the year itself (ex:00312 represents the third day of the year 2012, so January 3, 2012). If your product was manufactured after 2012, the first two digits of the date code represent the year itself, the last three digits represent the day of the year, (ex:14003 represents the third day of the year 2014, so January 3, 2014).