---
updatedAt: 2026-05-11T11:06:04.000Z
agentTools:
  projectIndex: https://docs.ocrolus.com/llms.txt
---

# Month map

{ "03/2018": "100.00" }

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A month map is an object that maps [month refs](https://docs.ocrolus.com/ocrolus-api/docs/month-ref) to a value, usually of type [money](https://docs.ocrolus.com/ocrolus-api/docs/money). This typically denotes an analytic aggregated by calendar month.