We calculate hours by estimating the average length of each recording, and then multiplying that number by the total number of recordings across all languages.
Hi hlaya tiawara hi ku ringanyeta ku leha ka xiringaniso xa rhekhodo yin’wana ni yin’wana, ivi hi andzisa nhlayo yoleyo hi nhlayo hinkwayo ya swilo leswi rhekhodiweke eka tindzimi hinkwato.