Help understanding college math program rankings

[ucbalumnus]

Drew has 10 faculty in math, computer science, and statistics:

https://www.drew.edu/math-computer-science-department/about-us/our-faculty/

Upper level math offerings are rather limited, according to the catalog listing:

http://catalog.drew.edu/content.php?filter%5B27%5D=MATH&filter%5B29%5D=&filter%5Bcourse_type%5D=-1&filter%5Bkeyword%5D=&filter%5B32%5D=1&filter%5Bcpage%5D=1&cur_cat_oid=29&expand=&navoid=1343&search_database=Filter#acalog_template_course_filter