Regulators estimate the failed development cost taxpayers nearly $4 million.
State officials, who matched data from surrounding states for the first time, could not estimate how much the fraud cost taxpayers.
The fiasco cost taxpayers $67 million, but in 1997, the case was settled out of court.
The long-term recipients make up the largest share of the welfare population and cost taxpayers the most money.
By most estimates, that cost taxpayers the chance to recover $2 million of their losses and perhaps much more.
Federal regulators say Vernon's failure in 1987 cost taxpayers an estimated $1.3 billion.
The thrift's failure in 1990 cost taxpayers $67 million.
"We could've made all depositors whole at Freedom, but that would've cost taxpayers a lot more money," he said.
The subsequent bailout by the agency cost taxpayers an estimated $67 million.
The trial cost taxpayers in excess of $3 million.