In 1977, the Mint returned to the old reverse designs for the quarter, half dollar and dollar. Sales by mid-1977 had dropped off considerably, to perhaps 300 sets a week, with one Mint official describing the sales against the massive unsold quantities as "a drop in the bucket". By 1979, the Mint anticipated an eventual sellout for the silver proof set, but admitted that with massive quantities unsold, there was no realistic possibility of selling all uncirculated silver sets. On September 17, 1979, faced with a spike in silver prices, Mint Director Stella B. Hackel announced that the sets were being removed from sale. They were returned to sale in August 1980, at increased prices of $20 in proof and $15 in uncirculated. In September 1981, the Mint, citing a decline in the price of silver, reduced the price of the sets to $15 in proof and $12 in uncirculated. A limit of 100 sets per person was set on proof sales, with none on uncirculated. A large number of sets were melted by the government in 1982. Reagan administration Mint Director Donna Pope later stated,