pre_text: GreenSky, Inc. NOTES TO CONSOLIDATED FINANCIAL STATEMENTS — (Continued) (United States Dollars in thousands, except per share data, unless otherwise stated) Note 5. Accounts Receivable Accounts receivable consisted of the following as of the dates indicated
table: Accounts Receivable, Gross Allowance for Losses Accounts Receivable, Net
table: December 31, 2019
table: Transaction related $12,863 $(238) $12,625
table: Servicing related 6,868 — 6,868
table: Total $19,731 $(238) $19,493
table: December 31, 2018
table: Transaction related $14,704 $(168) $14,536
table: Servicing related 864 — 864
table: Total $15,568 $(168) $15,400
question: Analyse this data from a financial earnings document. What was the change in the total gross accounts receivable between 2018 and 2019?