Petrochemical exports fetched Iran $14.3b during the year, customs data show.
The data also suggest that Iran's total non-oil exports amounted to $43.9b with a total weight of 129 million tons compared with the preceding year's $42.4b earned in petrochemical exports.
Furthermore, gas condensates accounted for 16.6% of Iran's non-oil exports during the same period, fetching the country $7.3b in revenues, the data showed.
The figure stood at $4.6b and 11% for the same product in the preceding year.