Drug use	Grade	Count
Have used an illicit drug	8th-graders	3655
Have used an illicit drug	10th-graders	6527
Have used an illicit drug	12th-graders	7461
Have never used an illicit drug	8th-graders	13345
Have never used an illicit drug	10th-graders	9873
Have never used an illicit drug	12th-graders	7139