Cost of joining a sorority

Mine is close to 10,000. I'm a freshman. Budget out plenty of money for dresses, themed parties / dates / t-shirts, photos for purchase...etc.

New Member Fees Per Semester (First Year Only):
$4,170.03 (Avg.) – $4,978.00 (High)
Includes chapter meal plan, local chapter fees, and inter/national fees as well as one-time fees associated with pledging and initiation.
New Members joining a chapter with a full-service kitchen will automatically have their University meal plan reduced to the Fraternity and Sorority Alternative Meal Plan, which includes 55 meals a semester in any of the all you can eat dining halls, provided their name and CWID is submitted to the Office of Fraternity and Sorority Life by the required deadline.
Living In-House Fees Per Semester:
$7,465.17 (Avg.) – $9,445.00 (High)
Includes room, chapter meal plan (if applicable), local chapter fees, and inter/national fees
Living Out-of-House Fees Per Semester:
$3,621.52 (Avg.) – $4,575.00 (High)
Includes chapter meal plan (if applicable), local chapter fees, and inter/national fees