How to Determine How Often Customer Reboots the System.

How to Determine How Often Customer Reboots the System See Long Description MR engineering recommends that the system be rebooted at least once per day. Frequently we're called upon to analyze system crashes or other anomolies that we strongly suspect are due to the customer leaving the system in an "up" state for long periods of time without rebooting. If the operator is asked how often they reboot they sometimes can't answer or they just guess at an answer, which later proves to be wrong. How can we independently determine how often the customer is rebooting the system, and can this be done remotely?