Abstract: A server in an assumed annual income presentation system stores a user skill database for holding information of various parameters obtained by evaluating skills of each user as an engineer, and including, as its functions, a user job category reception module for receiving designation of a job category of a user who receives a presentation of an assumed annual income, and an assumed annual income specification module for specifying the assumed annual income for the user, based on the job category that has been designated by the user, a skill parameter related to the user, experience in the job category of each user, recruitment information of a company, or information of an annual income that has been received from each user, from the job category of the user.