ReadonlyboundaryReadonlycompleteDeaths are sampled; true coverage does not imply that every death was captured.
ReadonlycostNull means at least one included event has an unknown cost. Static catalog estimates, not measured spend.
ReadonlycountsReadonlycoveredEntire requested interval has retained, continuous counter observations for all requested lanes.
ReadonlyeventsReadonlyfromReadonlyto
Some included events may fall before the requested start within their observation interval.