Response options: Less than high school (Grades 1-8 or no formal schooling), High school incomplete (Grades 9-11 or Grade 12 with NO diploma), High school graduate (Grade 12 with diploma or GED certificate), Some college, no degree (includes some community college), Two year associate degree from a college or university, Four year college or university degree/Bachelor's degree (e.g., BS, BA, AB), Some postgraduate or professional schooling, no postgraduate degree (e.g. some graduate school), Postgraduate or professional degree, including master's, doctorate, medical or law degree (e.g., MA, MS, PhD, MD, JD, gr, (VOL) Don't know/Refused