A law office has 2580 female employees and 3870 male employees. Of the 2580 female employees, 13 are paralegals. Of the 3870 male employees, 13 are paralegals. 15 of the paralegals have worked at this law office for less than 5 years. How many paralegals have worked at this law office for less than 5 years? Enter your answer in the box.