1. An apparatus for generating an efficiency report in a communication service center, the apparatus comprising: a processor; and a memory storing instructions that, when executed by the processor, cause the processor to perform operations including: obtaining communication statistics of an operator from a communication database; obtaining work statistics of the operator; receiving an entry code, the entry code corresponding to an input statistic of the operator; integrating the communication statistics, the work statistics, and the input statistic of the operator; and generating the efficiency report based on the integrating of the communication statistics, the work statistics, and the input statistic of the operator.