###HUMAN: Show birthdates of the professors in charge of ACCT-211 and bin the date by year interval in a line chart, display X-axis in asc order., ###ASSISTANT: SELECT EMP_DOB, COUNT(EMP_DOB) FROM EMPLOYEE AS T1 JOIN CLASS AS T2 ON T1.EMP_NUM = T2.PROF_NUM WHERE CRS_CODE = "ACCT-211" ORDER BY EMP_DOB