; (5) to inform future budget requests of the Department of Defense relating to such operations; and (6) to inform joint adaptive planning activities for such operations. 4. Assessment of capabilities and capacity The Secretary of Defense shall conduct an assessment of required joint electromagnetic spectrum operations capabilities and capacity based on a review of all level 3 and level 4 contingency plans (as such plans are described in Joint Publication 5–0 of the Joint Chiefs of Staff, titled Joint Planning and dated June 16, 2017). 5. Interim report (a) In general Not later than January 31, 2019, the Secretary of Defense shall submit to the congressional defense committees a report on the readiness of the Department of Defense with respect to joint electromagnetic spectrum operations. (b) Report described The report required under subsection (a) shall include— (1) recommendations regarding the amount of funding required to develop and implement the joint campaign modeling capability under section 3; (2) a copy of the capabilities and capacity assessment conducted under section 4; (3) an assessment of the efficacy of existing Department of Defense ranges for experimentation, testing, and training of electromagnetic warfare capabilities, including recommendations regarding the amount of funds required to improve threat simulators, instrumentation and data collection, and overall training utility to the extent necessary to achieve readiness in joint electromagnetic spectrum operations; (4) the number of personnel assigned to joint electromagnetic spectrum operations mission activities, including officers, enlisted members, and civilian personnel, set forth separately by career field designator and rank for each military service, combatant command, and defense agency