Had some time to look deeper into the list.
Overall, 691 athletes are listed, this does not include relay-only athletes (~161 additional athletes).
416 athletes obtained at least one OQT.
15 athletes were invited through OCT (and did not have OQT). gained 2 athletes while gained one athlete.
260 athletes qualified through the universality quotas (and don't have OQT/OCT). This was obtained by 151 nations. 108 nations qualified both a man and a women. Additionally, the refugee team has 2 men. 42 nations obtained a single quota (22 men, 20 women), though some nations obtained at least one quota in the opposite gender via OQT/OCT.