More than 3.5 million volumes are currently held in ReCAP, CUL’s off-site shelving facility. Library patrons may submit requests for ReCAP collections any time of day, 365 days a year via CLIO. All requests are filled by physical or electronic delivery within two business days.

* 35.7% of requests are filled in one business day
* 88.4% of requests are placed between the hours of 9:00am and 9:00pm
* Average request volume during weekdays is more than twice that during weekends.

The charts above look at the timing of patron requests by weekday and hour

To see the executive summary and data sets please follow this link to the ReCAP Data Center: https://www1.columbia.edu/sec/cu/libraries/bts/recap/data.html#timing