The answer to your question is really based on the fact that there are adjustments that need to be made in order to make sure that the concept.... We can think of the population that we're measuring in terms of the age groups that we're trying to measure, as well as the reference period between the surveys. Once we've made those adjustments, then it is okay for us to publish the information.
On February 23rd, 2021. See this statement in context.