Mumbai's bus services carried over 5.5 million passengers per day in 2008,[1] which dropped to 2.8 million in 2015.[66] Public buses run by BEST cover almost all parts of the metropolis, as well as parts of Navi Mumbai, Mira-Bhayandar and Thane.[67] The BEST operates a total of 4,608 buses[68] with CCTV cameras installed, ferrying 4.5 million passengers daily[54] over 390 routes.