The prevalence rates of typical skin diseases were: eczema 21.3%, psychocutaneous disorders 20.6%, pityriasis versicolor 19.4%, scabies 14.4%, acne 7.5%, superficial fungal infections 4.4%, seborrheic dermatitis 3.8%, folliculitis 2.5%, pyodermatitis 1.9%, vitiligo 1.9%, lichen planus 0.6%.