Model overview paragraph: Overall, it is clear that the number | IELTS Journal

Model overview paragraph:
Overall, it is clear that the number of students of both sexes studying mathematics decreased significantly over a 22-year period, with the biggest drop seen in the first decade, particularly for boys. However, although more girls attended advanced mathematics classes than boys in each period, the difference was relatively small throughout.
در این پاراگراف دیدگاه کلی که به عنوان نمونه خوب نوشته شده، به 4 ویژگی کلی اشاره شده. برای تحلیل دقیق تر از این ویژگی های کلی به گراف زیر توجه کنید.