| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a data tabulation device for storing data to be transmitted at random time, and for, in response to the designation of a period, calculating tabulation data by tabulating the data in the period, and to calculate the tabulation data within the period in a short time in response to the designation of the period. <P>SOLUTION: The data tabulation device is provided with: a cumulative data creation part for creating cumulative data by successively cumulating tabulation data in every first period (per day) as the unit of the designation of a period for calculating tabulation data each time the first period passes until a prescribed second period (a month) composed of a plurality of first periods without waiting for the designation of the period; and a period tabulation data creation part for, in response to the designation of the period for calculating the tabulation data, creating tabulation data within the designated period based on the tabulation data created by the tabulation data creation part. <P>COPYRIGHT: (C)2011,JPO&INPIT |
