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