Processing Note: Seattle, 2000 Unknown variable - Known Variables w/unknown labels - purpose: 251 instances of "17" - unknown label rel1: 43 instances of "20" - unknown label rel2: 25 instances of "20" - unknown label rel3: 24 instances of "20" - unknown label rel4: 21 instances of "20" - unknown label rel5: 17 instances of "20" - unknown label sch_cnty: 43 instances of "7" - unknown label Known Variables w/errors - mode: 12 instances of "999998" - no known label sch_num: 35 instances of "9" - no known label oldtype: 242 instances of "9" - no known label