The question is "Did you experience the following feelings during a lot of the day Yesterday? How about anger?" So it represents a pretty bad day. In my life, I think this would be true for less than 1% of days.
That a society has better stats than Afghanistan is understandable; better than, say, Switzerland, is quite interesting.
(Assuming tlb is “wealthy” enough not to need to know people who schedule shaman appointments as a backup-plan in the 1% situations)
*shamans incorporate error correction into their practice here!