QUERY PLAN
GroupAggregate (cost=295.71..296.52 rows=40 width=36)
Group Key: client_id
-> Sort (cost=295.71..295.81 rows=42 width=9)
Sort Key: client_id
-> Seq Scan on tbl_reimbursements (cost=0.00..294.58 rows=42 width=9)
Filter: ((status = ANY ('{3,2}'::integer[])) AND (client_id = ANY ('{3081,2205,1933,2616,2538,982,146,1661,3334,3327}'::integer[])))