15. The one or more non-transitory media as recited in claim 13 , wherein determining whether the statistical record has expired comprises: checking a time marker in a data field of the statistical record in the database.
13. One or more non-transitory media storing executable instructions that, when executed by one or more processors, cause the one or more processors to perform acts comprising: querying a database containing a statistical table to determine whether a statistical record having a record identity exists in the statistical table; checking a time element of the statistical record to determine whether the statistical record has expired in response to determining that the statistical record exists in the statistical table; sending the statistical record to an inquirer in response to determining that the statistical record exists in the statistical table and the statistical record has not expired; or invoking a programming language statement to compute the statistical record and inserting or updating the statistical record in the statistical table using a computed result of a Structural Query Language (SQL) statement in response to determining that the statistical record does not exist in the statistical table or the statistical record has expired.