Fiscal First Quarter 2015 Financial Highlights:. Payments volume growth, on a constant dollar basis, for the three months ended September 30, 2014, on which fiscal first quarter service revenue is recognized, was 11% over the prior year at $1.2 trillion.. Payments volume growth, on a constant dollar basis, for the three months ended December 31, 2014, was 11% over the prior year at $1.2 trillion.. Cross-border volume growth, on a constant dollar basis, was 8% for the three months ended December 31, 2014.. Total processed transactions, which represent transactions processed by VisaNet, for the three months ended December 31, 2014, were 17.6 billion, a 10% increase over the prior year.. Fiscal first quarter 2015 service revenues were $1.5 billion, an increase of 8% over the prior year, and are recognized based on payments volume in the prior quarter.