Using the table below compute operating leverage for Q3,2011 for DuPont (Ticker = DD) . 
Definitions:
Theca Folliculi
A layer of connective tissue surrounding the follicle in the ovary, playing a role in the development and function of the follicle.
Androgens
Male sex hormones, such as testosterone, that regulate the development of male characteristics and reproductive activities.
Mature Follicles
Ovarian follicles that have fully developed and are capable of releasing an egg during ovulation.
Blood Calcium Level
The concentration of calcium in the blood, which is critical for various bodily functions, including bone formation, blood clotting, and muscle contraction.
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