Wheat prices in the Brazilian market remained stable throughout the week of December 12 to 18, according to an analysis by the International Center for Economic Analysis and Agricultural Market Studies (Ceema), released on Thursday (18). In Rio Grande do Sul, the main marketplaces continued to trade the cereal between R$ 54.00 and R$ 55.00 per sack, while in Paraná the values fluctuated from R$ 64.00 to R$ 66.00. In the same period last year, wheat from Rio Grande do Sul was traded between R$ 65.00 and R$ 66.00, and in Paraná, around R$ 72.00 per sack.