Many of those events were primarily political. It also lumps all religions together, religion is not a monolithic thing. That list literally conflates Nazism, Christianity, and Aztec religion.

Mao was in office for 33 years, and killed at least 40MM people, which is 1.2MM people per year. Assuming that list above is accurate, 195MM people over 2,000 years (let's say) comes to 97k/year. Of course you have to adjust for population size, but that's still 12x the rate.