# Purchases - Monthly analysis

<p class="callout info">All values are calculated based on purchase documents (PZ, P-).</p>

<article class="text-token-text-primary w-full focus:outline-none scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" data-scroll-anchor="true" data-testid="conversation-turn-449" data-turn="assistant" data-turn-id="eadf530e-cfbc-408d-81fd-25c9382d55e4" dir="auto" id="bkmrk-all-values-are-conve" tabindex="-1"><p class="callout info">All values are converted to PLN according to the exchange rate of the previous day, ensuring a consistent presentation regardless of the document currency.</p>

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</article>### Net purchases in the month

[![image.png](https://help.cairo.pl/uploads/images/gallery/2026-04/scaled-1680-/Ee2KpuK5jJH89FjF-image.png)](https://help.cairo.pl/uploads/images/gallery/2026-04/Ee2KpuK5jJH89FjF-image.png)

**“Net purchases in the month”** – the chart presents the **net value of purchases for each month**, allowing users to track current expenses and analyze how they change month by month.

The chart displays:

- **Net purchase value in a given month** – the total cost of purchases made during that period,
- **Timeline axis** – enabling monthly comparison of values,
- **Difference from the previous month** – indicating whether purchase expenses have increased or decreased.

This chart helps users easily identify **months with the highest procurement costs** and assess whether purchasing trends are **stable, seasonal, or marked by sudden fluctuations**.

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### Net purchases – previous month

[![image.png](https://help.cairo.pl/uploads/images/gallery/2026-04/scaled-1680-/z2wN9icu1GI2mcdX-image.png)](https://help.cairo.pl/uploads/images/gallery/2026-04/z2wN9icu1GI2mcdX-image.png)

**“Net purchases – previous month”** – the chart presents the **net purchase value compared with the previous month**, allowing users to **assess how purchasing costs have changed month by month**.

The chart displays:

- **Net purchase value in a given month** – the total expenditure on purchases,
- **Timeline axis** – showing changes in purchase values over consecutive months,
- **Comparison with the previous month** – indicating whether costs increased or decreased compared to the earlier period.

Thanks to this chart, users can quickly identify **monthly spending trends** and see **in which periods purchase costs increased or decreased**.

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### Purchases by months

[![image.png](https://help.cairo.pl/uploads/images/gallery/2026-04/scaled-1680-/JIgXPJ4o2lGERaEa-image.png)](https://help.cairo.pl/uploads/images/gallery/2026-04/JIgXPJ4o2lGERaEa-image.png)

**“Purchases by months”** – the chart presents the **value of purchases broken down by months**, distinguishing between the **current year** and the **previous year**. This allows users to compare how purchasing costs have evolved over time and whether **seasonal variations** occur.

The chart displays:

- **Current year (<span style="color: rgb(224, 62, 45);">red</span>)** – net purchase value for each month of the current year,
- **Previous year (<span style="color: rgb(45, 194, 107);">green</span>)** – purchase value for the corresponding months of the previous year,
- **X-axis** – consecutive months,
- **Y-axis** – purchase values.

Thanks to this chart, users can quickly determine whether **purchasing costs in the current year are higher or lower** than in the previous year, and identify **periods of the highest spending**.

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