At Ingalls, employment has dropped 60 percent, from a high of 25,000 in 1977.
With the close of the war, employment dropped to fewer than 1,500.
But employment has dropped by about 10,000 since then.
In the March survey, employment dropped an average of 1.9 percent.
It states total employment on the island would drop by 30%.
Their first stop was an aerospace plant here, where employment has dropped from 5,000 workers to 1,600 in five years.
Since the end of last year, employment at Big Board member firms has dropped to about 245,000, from 260,000.
Although by 1930 its working employment had dropped to 2,000, it kept a steady production until 1969.
Similarly, between the end of 1988 and early 1993, employment dropped by about 442,000, or 12 percent.
Looking at the other indicators, employment dropped 1.4% in the nine months to April.