Over the past three years, revenue has fallen below 16 percent of the total economy as measured by the gross domestic product.
Kha hetshi tshifhinga, miṅwahani miṱanu yofhiraho, ro vha ro ima henefha kha vho 16% ya gross fixed capital sa nḓila ya nzudzanyo dza phesenthe ya Tshelede ya Mveledziso i Dzhenaho shangoni (GDP).