"Number of Scott County Students Reporting they first Used Other Drugs at Age 13 or Younger, 2010: by Grade and Gender" ,2010,2010,2010 ,Male,Female,Total 6th,15,18,33 9th,20,18,38 12th,17,8,25 All Grades,52,44,96 Sources: Minnesota Student Survey (MSS) SUMN Web Site: http://sumn.org