The interarrival jitter area is simply a snapshot with the jitter at some time of the report and isn't meant to be taken quantitatively. Alternatively, it is meant for comparison across quite a few studies from 1 receiver as time passes or from various receivers, e.g., within a single community, https://cesarnakud.blogzag.com/73946430/how-much-you-need-to-expect-you-ll-pay-for-a-good-net33