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Never attended/ Kindergarten only (1)
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12th Grade, no diploma (13)
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High school graduate (14)
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GED or equivalent (15)
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Some college, no degree (16)
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Associate degree: occupational, technical, or vocational program (17)
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Associate degree: academic program (18)
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Bachelor´s degree (e.g., BA, AB, BS, BBA) (19)
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Master´s degree (e.g., MA, MS, MEng, MEd, MBA) (20)
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Professional school degree (e.g., MD, DDS, DVM, JD) (21)
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Doctoral degree (e.g., PhD, EdD) (22)