pre_text: Disaggregation of Revenue The following table presents the Company's revenue disaggregated by major product category (amounts in thousands): Software and hardware revenue is generated from on premise software license sales, as well as sales of hardware scanner boxes and on premise appliance products. Service and other revenue is generated from the sale of transactional SaaS products and services, maintenance associated with the sale of software and hardware, and consulting and professional services.
table: Twelve Months Ended September 30,
table: 2019 2018 2017
table: Major product category
table: Deposits software and hardware $41,860 $33,071 $25,407
table: Deposits service and other 15,170 8,437 6,963
table: Deposits revenue 57,030 41,508 32,370
table: Identity verification software and hardware 4,985 7,627 4,240
table: Identity verification service and other 22,575 14,424 8,780
table: Identity verification revenue 27,560 22,051 13,020
table: Total revenue $84,590 $63,559 $45,390
question: Analyse this data from a financial earnings document. What is the proportion of deposits revenue over total revenue in 2017?