A large number of these infections are simply too recent for "long haul" Covid to have settled in.
There's also not a globally accepted definition of the syndrome yet, so it won't show up in stats.
If you go by "still experiencing at least one symptom after 3 months", it's closer to 10-20% than 1% : https://twitter.com/Dr2NisreenAlwan/status/13775492575703162...
Another study found that around a third of these 10-20% consider it debilitating (significantly affects their daily lives)