There are studies ongoing and Singapore is planning to vaccinate kids below 12 as early as next year. https://www.asiaone.com/singapore/3rd-shot-covid-19-vaccine-...
1 year ago the hive mind was buzzing about protecting the "elderly/infirm" with the warp drive wunder drugs. So it shouldn't be surprising that "full vaccination" might be calculated with "elderly/infirm" pop in the denominator.
https://en.wikipedia.org/wiki/Demographics_of_Israel#Age_str...