Consider adding charts and graphs to give your research visual conteext.

from the FBI report on terrorism.
These sources are great places to look for data sets and statistics on domestic issues.
ICPSR is the world's largest collection of digital social science data. Find qualitative and quantitative datasets, accompanying codebooks, publication lists and more. Formats include SPSS, Stata and Excel. Access to this resource from off campus requires that users initially register for an account while on campus.
Datasets and Statsitical information from international sources.
NOTE: Need to register for an account using your Brandeis.edu email and login on GFD/Finaeon in order to use the database. Collection of financial and economic data provided in ASCII or Excel format. Data includes: long-term historical indices on stock markets; Total Return data on stocks, bonds, and bills; interest rates; exchange rates; inflation rates; bond indices; commodity indices and prices; consumer price indices; gross domestic product; individual stocks; sector indices; treasury bill yields; wholesale price indices; and unemployment rates covering over 200 countries.
GIS, or geographical information systems, is a way to display data using maps.