- 'invoiced' => 'Gross Sales',
- 'netsales' => 'Net Sales',
- 'credits' => 'Credits',
- 'payments' => 'Gross Receipts',
- 'receipts' => 'Net Receipts',
+ 'invoiced' => 'Gross Sales',
+ 'netsales' => 'Net Sales',
+ 'credits' => 'Gross Credits',
+ 'netcredits' => 'Net Credits',
+ 'payments' => 'Gross Receipts',
+ 'receipts' => 'Net Receipts',
+ 'refunds' => 'Gross Refunds',
+ 'netrefunds' => 'Net Refunds',
+ 'cashflow' => 'Gross Cashflow',
+ 'netcashflow' => 'Net Cashflow',
+);
+
+my %graph_suffix = (
+ 'invoiced' => ' (invoiced)',
+ 'netsales' => ' (invoiced - applied credits)',
+ 'credits' => ' (credited)',
+ 'netcredits' => ' (applied credits)',
+ 'payments' => ' (payments)',
+ 'receipts' => ' (applied payments)',
+ 'refunds' => ' (refunds)',
+ 'netrefunds' => ' (applied refunds)',
+ 'cashflow' => ' (payments - refunds)',
+ 'netcashflow' => ' (applied payments - applied refunds)',