SELECT COUNT(*) AS RESERVAS."Reservas$SUM", AVG(RESERVAS.Adultos) AS RESERVAS."Adultos", AVG(RESERVAS."Niños") AS RESERVAS."Niños", AVG(RESERVAS.Adultos+RESERVAS."Niños") AS RESERVAS."Ocupantes" FROM RESERVAS WHERE RESERVAS.Desde >= ':1' AND RESERVAS.Desde <= ':2' AND RESERVAS.Agencia >= -1