> ## Documentation Index
> Fetch the complete documentation index at: https://help.impactu.colav.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Citations per year

> Number of citations received per year.

Number of citations received per year. Chart type: **Bar**.

## Parameters

**affiliation\_type** `string` *required*

Affiliation type. This indicator returns data for: `institution`, `faculty`, `department`, `group`.

**affiliation\_id** `string` *required*

Affiliation identifier.

**plot** `string` *required*

Must be `annual_citation_count`.

It also accepts the [product filters](https://help.impactu.colav.co/en/api-reference/affiliation/get-research-products.md). `max`, `page` and `sort` do not apply.

## Availability by affiliation type

| `affiliation_type` | Data |
| - | - |
| `institution` | ✅ |
| `faculty` | ✅ |
| `department` | ✅ |
| `group` | ✅ |

## Response

```json Institution theme={null}
{
  "plot": [
    {
      "x": 2026,
      "y": 15747
    },
    {
      "x": 2025,
      "y": 76614
    },
    {
      "x": 2024,
      "y": 80050
    },
    {
      "x": 2023,
      "y": 73536
    }
  ]
}
```

```json Faculty theme={null}
{
  "plot": [
    {
      "x": 2026,
      "y": 89
    },
    {
      "x": 2025,
      "y": 495
    },
    {
      "x": 2024,
      "y": 544
    },
    {
      "x": 2023,
      "y": 654
    }
  ]
}
```

```json Department theme={null}
{
  "plot": [
    {
      "x": 2025,
      "y": 4
    },
    {
      "x": 2024,
      "y": 15
    },
    {
      "x": 2023,
      "y": 10
    },
    {
      "x": 2022,
      "y": 9
    }
  ]
}
```

```json Group theme={null}
{
  "plot": [
    {
      "x": 2026,
      "y": 90
    },
    {
      "x": 2025,
      "y": 338
    },
    {
      "x": 2024,
      "y": 455
    },
    {
      "x": 2023,
      "y": 381
    }
  ]
}
```


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