"Now that one I'd call much more regular. From what I've observed, it's routinely once a month," Yuri replies before fumbling to procure a little well-worn leatherbound notebook from somewhere in his fitted attire. This is followed by more fumbling to reach the right page (Kirk needn't know he writes down the name of every person he feels he's failed to save) before awkwardly maneuvering the notebook to show Kirk the arrival dates he's recorded in his tenure. "Been keeping track here."