Thirteen rounds of presidential elections have been held so far, and the rate of public participation in presidential elections was 4.67 in the first round, 2.64 in the second round, 3.74 in the third round, 8.54 in the fourth round, 6.54 in the fifth round, and 50 in the sixth round. 7/7, seventh period 9/79, eighth period 8/66, ninth period 8/59, tenth period 6/84, eleventh period 72/7, in the twelfth period 73%, and in the thirteenth period 48.8%. The President of Iran is the highest official in Iran after the leader, who is elected by the people’s vote from among the candidates approved by the Guardian Council. According to the Constitution of the Islamic Republic of Iran, the President is responsible for the implementation of the Constitution and the head of the executive branch.