Nonprofit Sector in Brief Figure 2 Table Data for Nonprofit Sector in Brief Figure 2, "Private Charitable Contributions 2000-2017," is derived from Giving
Nonprofit Sector in Brief Table 3 Table 3 of the Nonprofit Sector in Brief 2018: "Number, Revenues, and Assets of Reporting
NCCS File Processing on GitHub GitHub documentation for constructing and validating the NCCS Core FIles.