#### 75 Step 5—price percentage difference of brand (1) Work out the price percentage difference of the listed brand of the pharmaceutical item for the data collection period. (2) The price percentage difference of the listed brand is the amount (expressed as a percentage to 2 decimal places) worked out as follows: (a) subtract the listed brand’s disclosed price for the data collection period (see step 4) from the listed brand’s average approved ex‑manufacturer price for the data collection period (see step 3); and (b) divide that amount by the listed brand’s average approved ex‑manufacturer price for the data collection period.

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