(a) the details of the estimated quantum of the production and requirement of iron ore in the country during the next three years;
(b) the quantum of iron ore exported and the foreign exchange earned therefrom during each of the last three years and the current year, country-wise;
(c) whether the Government proposes to ban the export of iron ore with a view to meeting the existing demand and the future requirements in the country; and
(d) if so, the details thereof?