concurrently on multiple medications prescribed by physicians of the Department or physicians providing services to veterans through programs of the Department to treat post-traumatic stress disorder, traumatic brain injury, military sexual trauma, other anxiety and depressive disorders, or instances of comorbidity. (H) The number of covered veterans described in subparagraphs (A) through (C) who were not taking any medication prescribed by a physician of the Department or a physician providing services to veterans through a program of the Department. (I) With respect to the treatment of post-traumatic stress disorder, traumatic brain injury, military sexual trauma, or other anxiety and depressive disorders, the percentage of covered veterans described in subparagraphs (A) through (C) who received a non-medication first-line treatment compared to the percentage of such veterans who received medication only. (J) With respect to the treatment of covered veterans described in subparagraphs (A) through (C) for post-traumatic stress disorder, traumatic brain injury, military sexual trauma, or other anxiety and depressive disorders, the number of instances in which a non-medication first-line treatment (such as cognitive behavioral therapy) was attempted and determined to be ineffective for such a veteran, which subsequently led to the prescribing of a medication referred to in subparagraph (E). (K) A description and example of how the Department determines and continually updates the clinical practice guidelines governing the prescribing of medications. (L) A description of the efforts of the Department to maintain appropriate staffing levels for mental health professionals, such as mental health counselors, marriage and family therapists, and other appropriate counselors, including— (i) a description of any impediments to carry out the education, training, and hiring of mental health counselors and marriage and family therapists under section 7302(a) of title 38, United States Code