Five signs an employee plans to leave with your company's data | CSO Online
"Sales reps that had shown a spike in abnormal system activity between
weeks nine and 12 of a financial quarter generally quit at the end of
week 13..."
http://www.csoonline.com/article/2975100/data-protection/five-signs-an-employee-plans-to-leave-with-your-companys-data.html