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TABLE 5
AFTER TAX NET INCOME AS PER CENT OF SALES AND NET WORTH FOR THE PRINTING AND PUBLISHING INDUSTRY
+ Audit Bureau of Circulation.
* Reader's Digest became an ABC magazine in 1956
* 1971 Circulation amounts used for 18 magazines where 1972 data was not yet available.
SOURCE:
Ninety-seven periodicals representing 75% of total ABC combined circulation in both 1965 and 1972.