<script runat="server">

var dataRows = Platform.Function.LookupOrderedRows('CountsDE2', 'Counts','Hour DESC',['Secret'],[1]);


if (dataRows && dataRows.length > 0) {

var today = dataRows[0]["Hour"]; //Sets the most recent date
var num1 = dataRows[0]["Count"]; //Sets the most recent count entry
var num2 = dataRows[1]["Count"]; //Sets the previous count entry
}

var growthRaw = (num2 / num1) * 100;
var growth = (growthRaw).toFixed(2) + '%';

var rows = Platform.Function.UpdateData("CountsDE2",["Hour"], [today],["Growth"],[growth]);

</script>