All 4 Uses

vary
in
Strength in What Remains
(Auto-generated)

Punishments were at least as varied as infractions.†
Chpt 1.7 *

varied = differed; or changed
Estimates of the dead vary, from around 500,000 to a million; most split the difference and put the number at around 800,000.†
Chpt 2.13

vary = differ; or change
But the task was more nearly like the labors of Hercules, a succession of varied obstacles.†
Chpt Epil.

varied = differed; or changed
Tutsis were divided into at least two different classes, the Tutsi-Hima and the Tutsi-Banyaraguru, and both Hutus and Tutsis belonged to lineages of varying status.†
Chpt Hist

varying = differing; or changing

Definitions:

(1) (vary)
to be different, or to change

Vary is often used to describe small differences or changes--especially about things of the same type. It would be more common to say "The weight of full-grown elephants varies depending upon diet and other factors," than to say "The weight of elephants varies from that of mice."
(2) (meaning too rare to warrant focus)