[Home](./index.md) > [ember-asset-size-report](./ember-asset-size-report.md) > [Bundle](./ember-asset-size-report.bundle.md) > [prepareStats](./ember-asset-size-report.bundle.preparestats.md) ## Bundle.prepareStats() method > This API is provided as a preview for developers and may change based on feedback that we receive. Do not use this API in a production environment. > Prepare a stats report with asset size data pertaining to this module Signature: ```typescript prepareStats(data: Stats): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | data | Stats | stats report | Returns: `Promise`