Number of days of school offered by the organization each year.
Organizations should footnote all assumptions used.
This metric is intended to capture the number of school days offered by the organization each year. If the reporting period is equivalent to the school year, this metric would be equal to the number of days of school offered during the reporting period.
June 2022 - IRIS v5.3 Released (current version)
Immaterial change. Minor revisions to definition and usage guidance for clarity.
January 2020 - IRIS v5.1 Released
No change.
May 2019 - IRIS v5.0 Released
No change.
March 2016 - IRIS v4.0 Released
No change.
March 2014 - IRIS v3.0 Released
Immaterial change. Minor revision to definition language for clarity.
November 2011 - IRIS v2.2 Released
No change.
February 2011 - IRIS v2.1 Released
No change.
September 2010 - IRIS v2.0 Released
New metric. Days of School Offered per Year (PD8635) was developed via the IRIS Taxonomy Development Group.
IRIS Metrics Work Better in Sets
To use IRIS metrics—and the resulting data—to understand impact performance, IRIS metrics should be used and analyzed in generally accepted sets and according to well-defined objectives. IRIS+ gives you access to generally accepted Core Metrics Sets aligned to common Impact Themes and Sustainable Development Goals (SDGs).