How many hairs per sq. cm. (or inch) do hamsters have on average?

According to Paul et al. (2007), shaved fur patches of male Siberian and Syrian hamsters had a mass of about 12 mg/cm² dorsally and 3 mg/cm² ventrally.

This search give me the page.

^{Fig 1 from Paul et al. (2007) compares mass of fur growth across time for 2 groups exposed to differing lengths of daylight (long, LD, and short, SD) to examine winter fur adaptation.}

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_{Paul, M.J., George, N.T., Zucker, I. and Butler, M.P., 2007. Photoperiodic and hormonal influences on fur density and regrowth in two hamster species. American Journal of Physiology-Regulatory, Integrative and Comparative Physiology, 293(6), pp.R2363-R2369.}