$1 billion in revenue annually. However, lack of progressive health system, inadequate infrastructure and the unstable political environment are seen as hindrances for its growth. Under the Philippine Medical Tourism Program, there are 16 participating hospitals (private and public) in Metro Manila with a total number of 6,748 beds . Five out of six hospitals in the country accredited by the Joint Commission International are in the region, these are the Asian Hospital and Medical Center, Makati Medical Center, St. Luke's Medical Center – Global City, St. Luke's Medical Center – Quezon City and The Medical City. East Avenue in Quezon City is the location of prominent national health centers: the Lung Center of the Philippines, National Kidney and Transplant Institute, and the Philippine Heart Center. Other national special hospital in Metro Manila include the Philippine Orthopedic Center in Quezon City, and the National Center for Mental Health in Mandaluyong. The Philippine General Hospital, the country's premier state-owned tertiary hospital is located at the City of Manila. The St. Luke's Medical Center which operates in Quezon City and Taguig, is a private tertiary referral hospital cited as one of the best hospitals in the world. Public safety The Philippine National Police is responsible for law enforcement in the country. Its headquarters is located at Camp Crame along Bonny Serrano Avenue, Quezon City. The National Capital Region Police Office (NCRPO) is the regional branch of PNP that operates in the region. Its headquarters is located at Camp Bagong Diwa in Bicutan, Taguig. Under the supervision of NCRPO, Metro Manila is divided into five police districts. The five police districts are the Northern Police District, Eastern Police District, Southern Police District and Quezon City Police District. Metro Manila has the highest rate of crime in the country in 2014, with 59,448 crimes reported (excluding crimes reported in barangay level) with 25,353 of these crimes committed against persons. Following criticisms of high crime rate in Metro Manila, the Philippine National Police launched a relentless anti-crime drive that resulted in the decrease of crimes in the metropolis. As of March 2015 Metro Manila's crime rate is down by 50%. From an average of 919 crimes reported weekly, it has gone down to 412. Recorded robberies and theft also decreased by 63 in just a month. All the 159 police community precincts of Metro Manila will be using the electronic blotter system in recording crimes