Only ~1/3 of population would even be able to answer a question like "Was the second letter of your first girlfriend's middle name between A and M?".
26% of global people are pre-teens; and approx half of the remainder aren't dating women.
Not even going into the fact that the social concept of 'girlfriend' isn't universal, there are multimillion cultures where the relationship stages of going from strangers to family are split differently, and none of those stages can be equated with western 'boyfriend/girlfriend' relationship; e.g. you may like someone but not be dating (so no girlfriend) and then move directly to engagement or marriage; or many other possibilities.
26% of global people are pre-teens; and approx half of the remainder aren't dating women.
Not even going into the fact that the social concept of 'girlfriend' isn't universal, there are multimillion cultures where the relationship stages of going from strangers to family are split differently, and none of those stages can be equated with western 'boyfriend/girlfriend' relationship; e.g. you may like someone but not be dating (so no girlfriend) and then move directly to engagement or marriage; or many other possibilities.