QUERY PLAN
HashAggregate (cost=324.23..325.93 rows=136 width=36)
Group Key: client_id
-> Seq Scan on tbl_reimbursements (cost=0.00..323.43 rows=162 width=9)
Filter: ((status = ANY ('{2,3}'::integer[])) AND (client_id = ANY ('{2128,2492,3360,2547,3284,3342,2136,2130,2125,3330}'::integer[])))