The bank heeded the warning and sold tickets individually, making collecting intact sheets of them exceedingly difficult. "Intriguing numbers" are also a favorite of collectors.
另外，一般愛國獎券的對獎號碼為 6 碼，但若銷售量超過百萬張時，對獎號碼便需增加為 7 碼，意即同一期獎券可能出現 6 碼和 7 碼兩種對獎號碼，歷年來共有 129 期銷售超過百萬張，而目前全台只有 3 套完整蒐集版，其中一套就在張維信手中。