Identifies the type of payment stream applicable to the swap stream associated with the underlying instrument.
| Code | Meaning | 
|---|---|
| 0 | Periodic (default) | 
| 1 | Initial | 
| 2 | Single | 
| 3 | Dividend | 
| 4 | Interest | 
| 5 | Dividend return | 
| 6 | Price return | 
| 7 | Total return | 
| 8 | Variance | 
| 9 | Correlation |