nearly three times the rate of inflation un 1.000% entre 1977 y 2015 college textbook according to an NBC News analysis textbooks Senak Textbooks are 1,041% more expensive according to an NBC News analysis 1,041 percent since 1977 risen increased over 1,000 percent since 1977 NBC’s College Textbook Prices Have Risen 1,041 Percent Since 1977 NBC nearly three times the rate of inflation 1,041% since 1977 1,041% increase college textbook increased more than 1,000% since 1977 1,000 percent CNN NBC review Textbook prices have increased over 1,000% have risen over 1,041% since 1977. NBC review of data from the Bureau of Labor Statistics review tuition prices risen college textbook increased over 1,000 percent since 1977 College Textbook Prices Have Risen 1,041 Percent Since 1977 increased college textbook risen review risen worldwide 1,041 percent since 1977 nearly three times the rate of inflation NBC News analysis Textbook prices have increased over 1,000% risen 1,041 percent increase! 1000 veces más textbook costs have been increasing NBC's review price of college textbooks Textbook prices have risen 1,041% 1041% price increase Bureau of Labor Statistics NBCNews.com states Bureau of Textbook prices have increased over 1,000% Four publishers make 80 percent of all textbooks a new analysis by NBC News 1,000 percent NBC’s review of Bureau of Labor Statistics (BLS) College Textbook Prices Have Risen 1,041% Since 1977 NBC News review NBC's review college textbooks have strangely risen up to 1,041% have risen over 1,000% since 1977 risen 1,041 percent since 1977 nearly three times the rate of inflation