Chegeni said a bulk of the investment, around 386 trillion rials, had been earmarked to projects aimed at expanding the Iranian national gas grid to cities and towns in far regions of the country.

Source: https://en.mehrnews.com/news/204301/Iran-s-gas-sector-investment-at-1-35bn-in-2-years-to-July

The dollar was selling for as much as 447,000 rials on Iran's unofficial market on January 21, compared with 430,500 the previous day, according to the foreign exchange site Bonbast.

Source: https://azeritimes.com/2023/01/22/iranian-currency-falls-to-record-low/