77 Diversified Media (Other) Depreciation Amortization television and other operators who distribute the service to their customers, and achieved positive operating income during the third quarter of fiscal 1999.  Programming expenses in 1999 were $64.2 million, compared to $55.6 million in 1998, an increase of 15.5%. EBITDA profit increased from $18.1 million to $23.1 million in 1999, an increase of 27.6%. YTV and CMT accounted for approxi- mately 67% of the increase in EBITDA, while the balance of the increase relates to Treehouse. EBITDA margins in 1999 were 26.5%, compared to 24.6% in 1998. Other includes the operations of DMX, a digital audio services business operating under the DMX brand name, and Digital ADventure, a cable advertising service. Other revenue was $23.5 million in 1999, compared to $20.9 million in 1998, an increase of 12.4%. DMX Commercial grew by 17.5% to 5,700 customers, the majority of which are local accounts with multi-year agreements. DMX Commercial excelled in the past year, selling in excess of $1 million in audio equipment. Digital ADventure revenue increased by 2.5% despite a very competitive market for local and national advertising during the past year. Other expenses were $15.0 million in 1999, compared to $13.2 million in 1998, an increase of 13.6%. Following the arrangement to split Corus from Shaw, Corus will pay an access fee to Shaw with respect to access services provided to Digital ADventure. Corus’ management estimates such fees to be approximately  $3 million annually. Other EBITDA was $8.5 million in 1999, compared to $7.7 million in 1998, an increase of 10.4%. EBITDA margin was 36.2% in 1999, compared to 36.8% in 1998. Depreciation was $6.0 million in 1999, compared to $5.2 million in 1998. The mod- est increase was a result of increased capital expenditures. Amortization was $7.4 million in 1999, compared to $6.8 million in 1998, an increase of 8.8%. The increase related to the amortization of start up and programming costs of Treehouse TV, which began in fiscal 1999.