Cheese (84.5%)

Milk (53.8%)

Salmon or sardines (23.1%)

Spinach or other dark green vegetables (61.5%)

Tofu or other soy foods (15.5%)

Yogurt (76.9%)

Fortified foods, such as orange juice or cereals (30.7%)

I take calcium suplements (38.5%)

None of the above (0.0%)