EC.Ledger_Budget_Cum (Division, Year, Period, Ledger,BudgetScenarioCode, Costcenter, Costunit, Cumulated)
* @param {number} Division number Division(Administratie). Use List in Taskpane to list all Division
* @param {number} Year number and period number, format yyyymm
* @param {number} Year number and period number, format yyyymm
* @param {string} Ledger string Ledger (Grootboekrekening)
* @param {string} [Costcenter] (optional) string Costcenter (Kostenplaats)
* @param {string} [Costunit] (optional) string Cosunit (Kostendrager)