SELECTED INDUSTRIES: 1953, 1952, AND 1947

man-hours are in thousands)

9 234

6 2341

15 16 2342

100,723 14 14 15 10 2351

76,469 10 12 15 10 2361 43,431 10

2369

7 8 8 7 238

35,005 11 12 17 15 2382 18,798 16 17 19 18 2386 532,526 5 156,420 6

2393

2396 2399

31

8 279 2793 15 2794