6. Focus on the volume variances. Break these down into enrollment and utilization variances, both in the aggregate and for the four product lines. Interpret your results. Enrollment Variance: PC Commercial $ 179,367 9% PC Medicare (12,992) -3% SH Commercial (25,312) -9% SH Medicare (29,842) -20% Aggregate $ 111,221 4% Utilization Variance: PC Commercial $ (294,437) -16% PC Medicare (68,959) -18% SH Commercial (151,915) -49% SH Medicare (16,011) -9% Aggregate $ (531,322) -19% Volume Variance: PC Commercial $ (115,070) -6% PC Medicare (81,951) -22% SH Commercial (177,227) -63% SH Medicare (45,853) -30% Aggregate $ (420,101) -15%