5.For the purposes of paragraph 2, point (c), institutions shall calculate the value of ‘m’ in accordance with the following formula:mDRCfull scope – DRCother methodologies and external sourcesDRCfull scope,where:DRC(full scope)the own funds requirements calculated in accordance with Article 325bn(1) of Regulation (EU) No 575/2013 on the full scope of the trading book positions referred to in Article 325bl of that Regulation;DRC(other methodologies and external sources)the own funds requirements calculated in accordance with Article 325bn(1) of Regulation (EU) No 575/2013 relating exclusively to the trading book positions referred to in Article 325bl of that Regulation for the issuers of which the conditions set out in paragraph 2 are not met.