After retreating to $8.18 per tonne in the first quarter of the 2002-03 crop year, however, renewed competitive bidding brought reductions of as much as $16.99 per tonne by the third quarter. ###>Cette tendance étaye les preuves analysées plus haut au sujet de l'agressivité accrue des soumissionnaires aux deuxième et troisième trimestres de la campagne agricole.