PSB Vacant Position Report by Responsibility

select
pos.position_id,
pavb.employee_id,
pos.name pos_name,
emp.full_name,
bg.budget_group_id,
bg.short_name bg_name,
pkfv.CONCATENATED_SEGMENTS,
wlp.position_line_id pos_line_id, 
	PSB_PSBRPVPR_XMLP_PKG.CF_1FORMULA0090(bg.budget_group_id) CF_CURRENCY_CODE,
	PSB_PSBRPVPR_XMLP_PKG.CP_CURRENCY_CODE_p CP_CURRENCY_CODE,
	PSB_PSBRPVPR_XMLP_PKG.CP_ELEM_TOTAL_p CP_ELEM_TOTAL
from   PSB_WORKSHEETS           WS,
       PSB_WS_LINES_POSITIONS   WLP,
       PSB_WS_POSITION_LINES    WPL,
       PSB_POSITIONS            POS,
       PSB_POSITION_DEFINITIONS_KFV     PKFV,
       PSB_POSITION_ASSIGNMENTS_V       PAVB,
       psb_employees emp ,
       psb_budget_groups bg
where ws.worksheet_id = :p_worksheet_id
  and nvl(pos.vacant_position_flag,'Y') = 'Y'
  and WLP.Worksheet_ID          = WS.Worksheet_ID
  and WLP.Position_Line_ID              = WPL.Position_Line_ID
  and POS.Position_ID           = WPL.Position_ID
  and POS.POSITION_DEFINITION_ID        = PKFV.POSITION_DEFINITION_ID
  and pavb.position_id(+) = wpl.position_id
  and PAVB.Assignment_Type(+)   = 'EMPLOYEE' 
  and PAVB.Primary_Employee_Flag(+)     = 'Y'
  and emp.employee_id(+) = pavb.employee_id 
  and bg.budget_group_id = wpl.budget_group_id 
ORDER BY 5 ASC,6 ASC ,7 asc,4 asc, 1 asc,2 asc, 3 asc,8 asc,bg.name , pkfv.concatenated_segments