The Central Federal District is leading in sales volumes across all products studied, with the Volga and Northwestern districts ranking second and third respectively. The Ural, Southern, and Siberian districts follow in order, with the North Caucasus district having the lowest sales volumes, nearly 97% behind the Central Federal District. However, in the frozen pollock segment, the Northwestern district is in second place, behind the Urals, with a sales difference of 9.4%.