The state is bordered by Rajasthan to the west, Haryana, Himachal Pradesh and Delhi to the northwest, Uttarakhand and an international border with Nepal to the north, Bihar to the east, Madhya Pradesh to the south, and touches the states of Jharkhand and Chhattisgarh to the southeast. It covers 240,928 km2 (93,023 sq mi), equal to 7.3% of the total area of India, and is the fourth-largest Indian state by area. Though long known for sugar production, the state’s economy is now dominated by the services industry. The service sector comprises travel and tourism, hotel industry, real estate, insurance and financial consultancies. The economy of Uttar Pradesh is the third-largest state economy in India with ₹18.63 lakh crore (US$230 billion) in gross domestic product and a per capita GSDP of ₹68,810 (US$860). President’s rule has been imposed in Uttar Pradesh ten times since 1968, for different reasons and for a total of 1,700 days. The state, at present, has three international airports – Chaudhary Charan Singh International Airport (Lucknow), Lal Bahadur Shastri Airport (Varanasi) and Kushinagar International Airport (Kushinagar). Prayagraj Junction is the headquarters of the North Central Railway and Gorakhpur Railway Station serves as the headquarters of the North Eastern Railway. The High Court of the state is located in Allahabad. The state contributes 80 seats and 31 seats to the lower house Lok Sabha and the upper house Rajya Sabha, respectively.