There are many sources for datasets and statistics that you may want to incorporate into your projects. Below are just a sampling of sources that may be found online. Most are freely available except where otherwise noted. The sources on this page are not intended to be a comprehensive list, but rather a starting point for your research.
Statista is a portal for quantitative data, statistics and related information. Use the search box to find information of interest, or choose from dropdowns providing access to information about industries, digital markets, consumer markets, and topics such as media, business, and society. Statistics, charts and/or graphs may be downloaded in the following formats: Excel, PNG Graphics, PowerPoint and PDF.
World Development Indicators is a compilation of internationally comparable statistical metrics related to global development and the fight against poverty. The database contains time series indicators for more than 200 countries and over 40 country groups. Data for many indicators spans more than 50 years.
Compiled by the U.S. Census, International Statistical Agencies provides links to the official statistical agencies for countries of the world (note: some sites may not provide content in English). Scroll to the bottom of the page to see the full list of countries. Free resource.