if self.draw_bonus_tasks_diff:
      self.y_arrow_start_bonus = graph_data['y_arrow_start_bonus']
      self.y_arrow_end_bonus = graph_data['y_arrow_end_bonus']
      self.y_text_bonus = graph_data['y_text_bonus']
      self.bonus_tasks_day_one = graph_data['bonus_tasks_day_one']