operates special trains during popular religious festivals such as the Vaikunta Ekadashi at Parthasarathy Temple in Triplicane and Arupathumoovar at the Kapaleeshwarar Temple in Mylapore. Special trains are also run during cricket matches at the M. A. Chidambaram Stadium at Chepauk, and air shows and Kaanum Pongal at the Marina Beach and bus strikes. Finances For the 10-month period from April 2009 to January 2010, the MRTS earned a total revenue of 127.6 million: with a fare revenue of ( 122.1 million from ticketing sales, 2.6 million from advertisement sales and 2.9 million from parking contracts). This is compared with an estimated operating expense of about 230 million. The operational cost of the entire stretch is about 1.8 million per day while revenue generated amounts to only 0.3 million per day. The average number of passengers and the revenue generated per day over the past years are listed below: The MRTS network registered a 16.25-percent increase in revenue to 198.9 million in 2011–2012 period. Fares and ticketing The fare structure of the Chennai MRTS is integrated with that of the Chennai Suburban Railway, as both are operated by the Southern Railways. Unlike most rapid transit systems, and like the Chennai Suburban Railway, the Chennai MRTS maintains first-class passenger seating and does not have air-conditioned coaches. In addition to the fare scheme listed in the table, which is meant for one-time ticketed travel, the Southern Railways has monthly tickets and quarterly season tickets scheme for more frequent travellers. Rolling stock The Chennai MRTS uses 9-car WAU-4 electrical multiple unit trains, although the 9-car trains are more prevalent during peak hours and from Aug-2015 onwards all services are 9-cars only. The trains use 25 kV overhead catenary for power supply and are broad gauge. A 9-car rake is typified by 3 motor coaches each at the front, the middle and the last. The motors are used to run the wheels of the train at a stipulated speed limit. The MRTS coaches have entry and exit on both sides. The EMU coaches were manufactured by the Integral Coach Factory, Chennai between 1967 and 1969. Criticism Since its construction stages, the Chennai MRTS has had its share of controversies and criticism, including the cost-effectiveness of the route, accessibility, poor maintenance of stations, lack of intermodal transport facility, environmental concerns, budgeting issues and security issues. In light of these issues, which further impacted the line's