Are you looking for one single number or a series of data?
If you are looking for a single number then those databases that reference datasets are going to require you to download a large quantity of data to run your analysis.
Are you looking for charts and graphs or do you plan to create those yourself?
Some databases will only find the numbers you need. Other databases are more in-depth and will let you output charts, graphs and sometimes even maps.
Are you looking for US or foreign data?
The majority of the sources in this guide will be for the United States, but if the source provides international coverage, that is the place to go for foreign data.
This guide focuses on financial research and data.