| Formula Overview > Functions in a Formula > Categories of Functions > Financial Functions > Day Count Basis |
For many of the financial functions, the day count basis is used:
| Basis Number | Day Count Basis |
|---|---|
| 0 (or omitted) | United States of America (NASD) 30/360 |
| 1 | Actual/Actual |
| 2 | Actual/360 |
| 3 | Actual/365 |
| 4 | European 30/360 |
[NASD is the National Association of Securities Dealers.]
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