A cewar OECD, gidauniyoyi 205 sun samar da jimillar dala biliyan 42.5 (matsakaicin dala biliyan 10.6 a shekara) na kuɗin filantropi mai zaman kansa don ci gaba tsakanin 2016 zuwa 2019; fiye da rabinsa (dala biliyan 24.3) ya fito daga Amurka.
- Source: OECD
- Year: 2021
- Scope: Na Ƙasa da Ƙasa
- Topic: Bayar da gudummawa
- Publication: Private Philanthropy for Development – Second Edition: Data for Action