[capguy255]

OP includes a link to a subset of reports of deaths from "non-natural causes" and then speculates based upon an absence of evidence.

See also the below which describes a bunch of deaths including deaths from natural causes that are not included in the above stats site. https://travel.state.gov/content/travel/en/international-tra...

"A Consular Report of Death of a U.S. Citizen Abroad is:

Issued by the U.S. embassy or consulate upon its receipt of the foreign death certificate or finding of death by a local competent authority.

An administrative document that provides essential facts about the death, disposition of remains, and custody of the personal estate of the deceased U.S. citizen.

Generally used in legal proceedings in the United States as proof of death;

Based on the foreign death certificate, and cannot be completed until the foreign death certificate is issued (This can take as long as four-to-six weeks, depending on the country)."