Guntur is the 65th most populous city of India with a total population of 6,47,508. The highest employment in Guntur district is in the sectors of Food, Textile, Cement manufacture and other household industries. 64% of the workforce is employed in the Agricultural Sector, 34% in the Industrial Sector and the remaining 2% are Household workers. The major exportable items are Mango and other fruit products, chillies, burnt lime, tobacco leaf and products. Guntur has a coastline of approximately 100 km and is situated on the right bank of Krishna River, that separates it from Krishna district and extends till it empties into the Bay of Bengal. The major field crops cultivated are Paddy, Cotton, Maize, Chillies, Brinjal, Blackgram and Redgram. Fruits like Mango, Banana, Lemon, Orange and Papaya are also cultivated. The earliest reference to the present name of the city can be dated back to the period of Ammaraja–I (922-929 CE), the Vengi Eastern Chalukyan King. It also has its appearance in another two inscriptions dated 1147 AD and 1158 AD. In Sanskrit, the name of Guntur was referred as Garthapuri. Garthapuri or Guntlapuri translates to a place surrounded by water ponds. The settlement might have been near a pond (gunta in telugu) and hence, gunta uru refers to pond village. Another one refers to kunta (land measuring unit) which transformed to kunta uru and later to Guntur.