Rubuta ci gaba ga wannan sakin layi - Flat minting na wannan tsabar kudin ya fara ne a matsayin rabin tsabar kudin daga 1951 kuma ya ƙare tare da kwanan watan 1979. A cikin shekarun 1962 da 1963 ba a buga su ba, tsabar tsabar kuɗin shekarun 1952 da 1953, waɗanda aka buga su a lokaci guda tare da National Movement of the Oil Industry, ficewar Mohammad Reza Pahlavi daga Iran, wanda juyin mulkin 19 ga Agusta, 1953 ya biyo baya
, suna da ƙananan ƙananan kuma, a wannan yanayin, an sanya su a matsayin tsabar kudi.