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Metrics

Metrics are the quantitative data points that you can use to measure and compare your sales activity.

Revenue Metrics​

  • Earnings: Total earnings over the selected time period.
  • Sales Royalties: Earnings from paid sales across all formats, excluding pre-orders.
  • Print Royalties: Earnings from books sold in print format, including paperback and hardcover books.
  • eBook Royalties: Earnings from books sold in eBook format.
  • Audio Royalties: Earnings from audiobooks.
  • KDP Select Royalties: Earnings from books borrowed or read through KDP Select programs such as Kindle Unlimited or the Kindle Owners Lending Library.
  • Pre Order Royalties: Earnings from pre-orders.

Quantity Metrics​

  • Sales: The number of paid sales in all formats. This is gross units sold, not net of refunds, and does not include pre-orders.
  • Print Sales: The number of paid sales of print books, including paperback and hardcover books.
  • eBook Sales: The number of paid sales of eBooks.
  • Audio Units: The number of audiobooks sold or borrowed.
  • Borrows: The number of borrows of eBooks. KDP borrows after July 2015 are estimated from pages read, KENPC, and the account read-through setting.
  • Pages Read: The total normalized pages read or listened through Kindle Unlimited and Kindle+. Includes reports whose reading/listening split is unavailable.
  • eBook Pages Read: Pages assigned to ebook editions. Includes combined totals from older or unsplit reports where reading and listening are not available separately.
  • Audio Pages Listened: Kindle+ listening activity, measured in normalized pages. Older or unsplit reports may show zero here even when listening occurred.
  • Free Units: The number of units given away for free, including free promotions, giveaways, and zero-price transactions.
  • Paid Units: The number of paid units plus borrows, combining print sales, eBook sales, pre-orders, and borrows.
  • Units: The total number of units distributed, including paid sales, borrows, free units, and pre-orders.
  • Refunds: The number of units refunded or returned.
  • Pre Orders: The number of pre-orders placed. Pre-orders appear on the day they are placed, not the delivery date.

Advertising Metrics​

  • Ad Spend: The amount spent on advertising.
  • Amazon Ad Spend: The amount spent on Amazon advertising.
  • Facebook Ad Spend: The amount spent on Facebook advertising.
  • Net Earnings: Total earnings minus ad spend.
  • Impressions: The number of advertising impressions.
  • Clicks: The number of advertising clicks.
  • CPC: The average ad spend per click.
  • CPM: The average ad spend per thousand impressions.
  • CTR: The share of ad impressions that became clicks, expressed as a decimal ratio where 1 is 100%.