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This data set contains questions about people's reaction to the September 11 terrorist attacks and how people used the Internet in the aftermath of the attacks.

Contains raw survey data file in SPSS format. (Note: All raw data files include a weight variable that should be used in analysis and is identified as the variable "WEIGHT." Please check and make sure that the weight variable is turned on before you begin your analysis.)

Contains a cross tabulation file of questions with basic demographics in Word format. Standard demographic categories include sex, race, age, household income, educational attainment, parental status and geographic location (i.e. urban/rural/suburban).

Contains a topline data file in Word format. The topline lists the overall percentages for each question, and includes trend data to previous surveys in which we have asked each question where applicable.

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DATA POINT

71%

the percentage of social networking users ages 18-29 who have changed the privacy settings on their profile to limit what they share with others online

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Copyright 2012

The Pew Research Center's Internet & American Life Project is one of seven projects that make up the Pew Research Center. The Center is supported by The Pew Charitable Trust.