Retailers report sales to Pronoun about 1-2 days after the sale occured. These sales, which appear on your sales page and in your daily sales emails, reflect your unaudited sales.
Because they are unaudited, your daily sales are subject to change: these sales figures don’t take customer returns or declined credit card charges, for example, into account. As a result, your daily sales should be considered estimates.
Around 1-3 weeks after the end of each month, retailers report audited sales to Pronoun. (For instance, August's audited sales from Amazon get reported to us around September 21.)
This audited sales data reconciles the prior month’s sales, and corrects for unreported sales, returns, and unprocessed orders due to credit card issues.
Your daily (unaudited) sales and audited sales might be different. Sometimes the reconciled sales data contains more sales than what was previous reported to Pronoun; sometimes it contains fewer. Authors are always paid earnings off of the audited sales numbers, which get reported on your earnings page.