id	keyword
american_scientific_journal-4406	education
american_scientific_journal-4406	monthly
american_scientific_journal-4406	income
american_scientific_journal-4406	years
american_scientific_journal-4406	level
american_scientific_journal-4406	𝐾𝐾15000
american_scientific_journal-4406	respondents
american_scientific_journal-4406	study