That's true for the establishment survey, but the population survey, where they contact individuals, is what is actually used to calculate these numbers.
It is literally calling/writing 60,000 people and asking "are you employed? did you look for a job? Etc."
"How the government calculates unemployment" [0]
| Does anyone in this household have a business or a farm? | Last week, did you do any work for (either) pay (or profit)? | If the answer to question 1 is "yes" and the answer to question 2 is "no," the next question is: | Last week, did you do any unpaid work in the family business or farm? | For those who reply "no" to both questions 2 and 3, the next key questions used to determine employment status are: | Last week, (in addition to the business) did you have a job, either full or part time? Include any job from which you were temporarily absent. | Last week, were you on layoff from a job? | What was the main reason you were absent from work last week? | For those who respond "yes" to question 5 about being on layoff, the following questions are asked:
You have to wonder, since they are doing two different surveys trying to measure the same reality, which one more accurately measures the facts on the ground? Asking businesses how many people they are employing, or asking households whether or not their folks are working? The numbers don't really match up between the two.