grand_totals.each do |grand_total|
          books_row << grand_total[:jpn_donate][book_sym]
          books_row << grand_total[:jpn_donate][price_sym] if conditions.money_aggregation.present?
          books_row << grand_total[:foreign_donate][book_sym]
          books_row << grand_total[:foreign_donate][price_sym] if conditions.money_aggregation.present?