Statistical method and device of report

The invention discloses a statistical method and device of a report. The statistical method of the report comprises the steps of acquiring a target report, wherein the target report is a report to be subjected to statistics; determining field information of the target report according to the target report; acquiring one or more first mirror lists which are already written, wherein each first mirror list is used for storing log information corresponding to the field information of the target report in a first preset time period; carrying out the statistical processing on the target report according to the first mirror list to obtain a statistical result of the report. By adopting the statistical method and device, the problem that the existing report system in the prior art is low in efficiency for generating the report when in report statistics can be solved.