In 15 yrs, we, the Indian also not able to use 1 paise,2 paise, 5 paise , 10 paise, 20 paise, 25 paise, 50 paise... 7 coins in 15 years.. because.. u can't buy anything by these... it is a starting.. we would also be on the same way like zimbanbwe..If our stupid politicians not do any thing to recover ......