The first digit is “5” for US$, and “6” for CAN$, followed by the price.
5 $ US 6 $ Canada 4 $ New Zealand 3 $ Australia 0 & 1 British pounds
51995 = $19.95USD | 61450 = $14.50CAN
If you don’t want a price, just use the default value (90000) – this will add a second smaller barcode embedded with “no price”. OR delete the 90000 and leave it blank, to get just the single barcode with the ISBN.If you have any issues with this, try out Creativindie’s barcode generator.