61 percent of us store 1 and 2 cent coins at home - while 42 percent use the small change for day-to-day transactions.
The Central Bank, which carried out the research says one third of shoppers convert small change to higher value coins.
There are three weeks left in the Wexford rounding trial - where prices are being rounded up or down, to see how consumers fare without the 'shrapnel'.
250 retailers are taking part in the trial - and Wexford's been praised as an excellent testing ground.
