---
metadata:
  - name: generator
    content: Diplodoc Platform v5.48.2
alternate:
  - https://yandex.com/dev/metrika/en/stat/metrics/visits/behaviour.md
  - https://yandex.com/dev/metrika/ru/stat/metrics/visits/behaviour.md
---
> **Documentation Index:** Fetch the complete configuration index at https://yandex.com/dev/metrika/en/llms.txt

# Behavior 

#|
||**Metrica**|**Name**|**Description**|**Type**|**Filter option**|**Minimum date for report generation**||
||`ym:s:bounceRate`|Bounce rate|Percentage of sessions with at least one pageview lasting 15 seconds or more.|`percents`|present|2009-01-18||
||`ym:s:originalBounceRate`|Bounces (obsolete)|Obsolete version of the <a href="https://yandex.ru/dev/metrika/ru/stat/attrandmetr/dim_all#ym_s_bounceRate_visits">ym:s:bounceRate</a> metric. This version was in use before the <a href="https://yandex.ru/support/metrica/ru/changelog#27-maya" target="_blank">changes to the calculation algorithm</a>.|`percents`|present|2009-01-18||
||`ym:s:pageDepth`|Page depth|Average number of pageviews during a session. Calculated as a ratio of pageviews to sessions.|`double`|present|2009-01-18||
||`ym:s:originalPageDepth`|Page depth (obsolete)|Obsolete version of the <a href="https://yandex.ru/dev/metrika/ru/stat/attrandmetr/dim_all#ym_s_pageDepth_visits">ym:s:pageDepth</a> metric. This version was in use before the <a href="https://yandex.ru/support/metrica/ru/changelog#27-maya" target="_blank">changes to the calculation algorithm</a>.|`double`|present|2009-01-18||
||`ym:s:avgVisitDurationSeconds`|Time on site|Average session duration in seconds (ss) or minutes:seconds (mm:ss) format.|`second`|present|2009-01-18||
||`ym:s:avgOriginalVisitDurationSeconds`|Time on site (obsolete)|Obsolete version of the <a href="https://yandex.ru/dev/metrika/ru/stat/attrandmetr/dim_all#ym_s_avgVisitDurationSeconds_visits">ym:s:avgVisitDurationSeconds</a> metric. This version was in use before the <a href="https://yandex.ru/support/metrica/ru/changelog#27-maya" target="_blank">changes to the calculation algorithm</a>.|`second`|present|2009-01-18||
||`ym:s:visitsPerDay`|Sessions per day| |`double`|present|2009-01-18||
||`ym:s:visitsPerHour`|Sessions per hour| |`double`|present|2009-01-18||
||`ym:s:visitsPerMinute`|Sessions per minute| |`double`|present|2009-01-18||
||`ym:s:robotVisits`|Robot sessions|Robot sessions determined by behavioral factors. Robots disguise themselves as real users via their behavior, but Yandex.Metrica is able to distinguish them.|`int`|present|2015-03-10||
||`ym:s:robotPercentage`|Percentage of robots|The percentage of robot visits determined by behavioral factors. Robots disguise themselves as real users via their behavior, but Yandex.Metrica is able to distinguish them.|`percents`|present|2015-03-10||
||`ym:s:robotProPercentage`|Percentage of robots (Pro)|Share of robot sessions identified based on both on-site behavior and data from the Yandex Ads antifraud system.|`percents`|present|2025-04-19||
|#