Оман:

The index measures the prices of milk, cheese and eggs in Оман compared to other countries. Higher (or lower) values of the index mean higher (or lower) prices. The value of the index for the world is set at 100. The data are provided by the International Comparison Program of the World Bank, 2021 edition. The series are updated every four years. The milk, cheese and eggs price index for Оман and other countries remains largely valid for about 5-10 years. Глобальные рейтинги по этому показателю доступны здесь. Вы можете сравнить тенденции с течением времени здесь.