In this Thursday, February 2, 2012 file photo, an Iranian vendor sells pistachio in Tehran's old main bazaar. Iran has successfully transferred some of its formerly frozen assets in order to ensure that financial sanctions have been fully lifted in accordance with a historic nuclear deal, the head of the central bank said Tuesday, January 19. 2016. (Photo by Vahid Salemi/AP Photo)





People walk at the grand Bazar in central Tehran October 7, 2015. (Photo by Raheb Homavandi/Reuters/TIMA)





A blind man plays harmonica at the grand Bazar in central Tehran October 7, 2015. (Photo by Raheb Homavandi/Reuters/TIMA)





An Iranian cleric walks past a mural on the wall of the former U.S. embassy in Tehran in this file picture taken February 21, 2007. (Photo by Morteza Nikoubazl/Reuters)





A woman walks with her purchased goods at the grand Bazar in central Tehran October 7, 2015. (Photo by Raheb Homavandi/Reuters/TIMA)





A woman looks at jewelry in a shop at the Grand Bazaar in central Tehran October 7, 2015. (Photo by Raheb Homavandi/Reuters/TIMA)





Iranian women's snooker champion Akram Mohammadi Amini (R), 26, instructs snooker during a practice session in Karaj, northwest of Tehran, Iran December 8, 2015. (Photo by Raheb Homavandi/Reuters/TIMA)





In this Saturday, April 4, 2015 file photo, Iranians use ATM machines of Bank Melli Iran in downtown Tehran, Iran. Iran said Tuesday, January 19, 2016 it successfully transferred some of the billions of dollars' worth of frozen overseas assets following the implementation of the nuclear deal with world powers. But ordinary Iranians are still waiting to see how their daily lives will improve and how fast Iranian companies will gain access to financial markets worldwide. Posters at right, placed by a vendor, show Iranian singers Daryoush, top and bottom left, Shadmehr Aghili bottom right, and British film director Alfred Hitchcock at center. (Photo by Vahid Salemi/AP Photo)





A man washes gravestones of Jews who were killed in Iran-Iraq war (1980-88) at the Beheshtieh Jewish Cemetery in Tehran January 1, 2016. The cemetery of the Jew community in Tehran was established in 1937. Thousands of Jews have been buried there, including those killed in the war. (Photo by Raheb Homavandi/Reuters/TIMA)





Stock market employees work at Tehran's Stock Exchange, Iran, January 17, 2016. (Photo by Raheb Homavandi/Reuters/TIMA)





An employee works with her laptop at Takhfifan company in Tehran, Iran, January 19, 2016. (Photo by Raheb Homavandi/Reuters/TIMA)





People walk past pictures of Iranian Revolutionary Guards who were killed during the 1980-88 Iran-Iraq war, in Tehran, Iran January 20, 2016. (Photo by Raheb Homavandi/Reuters/TIMA)





An Iranian woman puts a nozzle back after refuelling her car at a petrol station in Tehran, Iran, January 25, 2016. (Photo by Raheb Homavandi/Reuters/TIMA)





A money changer poses for the camera with a U.S dollar (R) and the amount being given when converting it into Iranian rials (L), at a currency exchange shop in Tehran's business district, Iran, in this January 20, 2016 file photo. Iranian banks will have to adjust to tougher international regulations and may need to offload non-performing loans into a “bad bank” to pick up where they left off when sanctions were imposed almost four years ago. (Photo by Raheb Homavandi/Reuters/TIMA)





An Iranian soldier stands guard in front of a picture of Iran's late leader Ayatollah Ruhollah Khomeini during the anniversary ceremony of Iran's Islamic Revolution in Behesht Zahra cemetery, south of Tehran, February 1, 2016. (Photo by Raheb Homavandi/Reuters/TIMA)





A picture taken on January 18, 2016 shows an anti-US banner inspired by American photographer Joe Rosenthal's iconic World War II photograph “Raising the Flag on Iwo Jima” displayed on a building in the capital Tehran. (Photo by Atta Kenare/AFP Photo)





An Iranian woman walks during a snowfall in Tehran, Iran, 06 December 2015. Tehran was hit by the first snowfall, as the temperature fall to as low as two degrees Celsius. (Photo by Abedin Taherkenareh/EPA)





An Iranian man and woman look at the view from the Tochal mountainous area, in northern Tehran, Iran, Sunday, December 20, 2015. High air pollution has forced Iranian authorities to close all schools and kindergartens in the capital for two days beginning Sunday, saying the pollution had reached dangerous levels. (Photo by Vahid Salemi/AP Photo)





In this Thursday, December 24, 2015 file photo, Iranian couples take selfies with Christmas items of a shop on Christmas Eve in central Tehran, Iran. Iran's population of 80 million includes about 120,000 Christians, mostly Armenian ethnicity. Iranian Christians have three representatives in the parliament and freely practice their religion as allowed under the constitution. (Photo by Vahid Salemi/AP Photo)





An Iranian man sells colorful ropes at the Tehrans old Bazaar, the place where the main economy trades take place, in Tehran, Iran, 25 January 2016. Reports state that Iranian officials expected the Iranian economy to grow on an average of eight percent over the coming five years following the lifting of sanctions against Iran. (Photo by Abedin Taherkenareh/EPA)