In particular medicinal activities [a] to facilitate reinforcing channel. In the information processing system [solution] S, CPU may, for pharmaceutical formulation of a drug of interest from the original enterprise detail is a doctor, the doctor' s prescription of a like number of detail shown now individually to the questionnaire, the answer can be obtained every period is set for each channel a tabulation section, of a detail relating to the number of data sets for each period of the target drug, pharmaceutical sales data relating to each object using the set-up period, the number of sales data relating to the target object data relating to pharmaceutical drug detail showing the correlation between the indication, determine the correlation section for each channel, indicating a relationship between the indexes, the data related to the number of sales data of pharmaceutical drugs target correlation between target bitrate, user information so as to enable comparison between the output part and the channel, is provided. Figure 1 [drawing]