Como identificar a última venda de um grupo de PDVs?

SELECT DISTINCT
    TL.AGENTID, TL.CNPJEMIT, L2.DATAULTIMAVENDA
FROM TBLOGDOCUMENT TL WITH (NOLOCK)
    JOIN (SELECT AGENTID, MAX(EMISSIONDATE) AS DATAULTIMAVENDA
        FROM TBLOGDOCUMENT GROUP BY AGENTID) AS L2
    ON TL.AGENTID = L2.AGENTID AND TL.EMISSIONDATE = L2.DATAULTIMAVENDA
WHERE TL.CNPJEMIT = '72578438000243'
ORDER BY TL.AGENTID