 === s02 - has consistent marginals
 === s06a - has consistent marginals
 === s06b - has inconsistent marginals requiring correction before perturbation
 === s08 - has consistent marginals
 === s12 - has consistent marginals
 === s20 - has inconsistent marginals requiring correction before perturbation
 === s21 - has inconsistent marginals requiring correction before perturbation
 === s22 - has consistent marginals
 === s34 - has consistent marginals
 === s35 - has consistent marginals
 === s63 - has consistent marginals
 === s71 - has consistent marginals
