The Black Book of Communism asserts that roughly 94 million died under all communist regimes while Rummel believes around 144.7 million died under six communist regimes.
《共产主义黑皮书》称大约9400万人死于所有共产主义政权的统治下，同时拉梅尔相信约有1.447亿人死在六大共产主义政权下。