Shirt size: small.
In Stock: 4.
Number Sold: 10.
Quantity Available: -6.

Shirt size: medium.
In Stock: 7.
Number Sold: 6.
Quantity Available: 1.

Shirt size: large.
In Stock: 12.
Number Sold: 3.
Quantity Available: 9.

Total number of shirts available (all sizes): 4