Singapore $2, $5, $10, $50, $100, (1999), President Ishak, BCCS, sign. Hu Tsu Tau, all with special prefix '0YI', and identical serial nos. 001133, no album and certificate, the $2, $5 both graded PMG Superb Gem UNC67EPQ, the $10 graded PMG Gem UNC65EPQ, all others graded PMG Choice UNC64. (5)