KYIV, July 31 - Ukraine has increased gas inventories in underground storage 61.3% since the end of the heating season, according to operational data from Ukrtransgaz.

The inventories amounted to 13.069 billion cubic meters (bcm) on July 29, up from 8.1 bcm on March 22.

The current inventories are 24.4% more than on July 29, 2016 (10.211 bcm), 1.4% more than on July 29, 2015 (12.64 bcm) and 12.2% less than on July 29, 2014 (14.763 bcm), according to Interfax-Ukraine calculations.