Xiao Zhang, Xiao Wang, Xiao Li, and Xiao Zhao of a certain unit work in the personnel office. In the work, all four of them have fulfilled their duties and performed well. At the end of this year, the personnel office needs to recommend two comrades to participate in the "outstanding employees" of this year After deliberation, the final recommended candidates in the office are Xiao Zhang and Xiao Li. Based on the above statement, which of the following can be derived? ['There are at least 2 "excellent employees" in the personnel department this year.', 'There are at most 2 "excellent employees" of the personnel department this year.', 'At least one "outstanding employee" of the personnel department this year.', 'There are actually 4 "excellent employees" in the personnel department this year.']