Ah yes, of course. Thanks!
FWIW the goal is to determine the average percentage of time each several rooms is occupied for a given period/set of records on an hour by hour basis over a week. Doesn't that sound like fun? -- H4sICNoBwDoAA3NpZwA9jbsNwDAIRHumuC4NklvXTOD0KSJEnwU8fHz4Q8M9i3sGzkS7BBrm OkCTwsycb4S3DloZuMIYeXpLFqw5LaMhXC2ymhreVXNWMw9YGuAYdfmAbwomoPSyFJuFn2x8 Opr8bBBidccAAAA= -- MOTD on Sweetmorn, the 63rd of Discord, in the YOLD 3172: ...and grenades are also useful for digging foxholes, removing unwanted shrubbery, unclogging drains... --Axly's Book of Explosives for Pyromaniacs