The line was losing money by 1930, and despite staff cuts, the losses were relatively the same in 1952.
They want to see staff cuts, which have been light so far, and the sale of assets.
Weekly management have said staff cuts are necessary due to poor economic conditions.
It reports that permanent staff cuts have reached a record.
The company said further staff cuts, beyond the 900 announced just last month, were also anticipated.
But he said the Senator wants to insure that the staff cuts are real.
It is the first time since the bank started operations 41 year ago that staff cuts have been proposed.
Savings from the staff cuts could reach $175 million a year, they said.
The survey comes at a time when insurance companies have made some large staff cuts.
But Christie's reports that there will be no staff cuts.