of operational natural gas pipeline network, which represents over 67% of India's overall 20,334 km of operational natural gas pipeline network. In September 2021, GAIL was reported to be exploring the monetization of its Dabhol-Bengaluru and Dahej-Uran-Panvel-Dhabhol pipelines through an Infrastructure Investment Trust (InvIT) structure with the stated intent to utilize the resulting proceeds to expand its pipeline network. The following table summarizes GAIL's natural gas pipeline network as of 31 December 2021: Gas marketing Since inception in 1984, GAIL has been the undisputed leader in the marketing, transmission and distribution of natural gas in India. As India's leading natural gas major, it has been instrumental in the development of the natural gas market in the country. GAIL sells around 51% (excluding internal usage) of the natural gas sold in the country. Of this, 37% is sold to the power sector and 26% to the fertiliser sector. GAIL is supplying around 60 million cubic metre per day at standard conditions of natural gas from domestic sources to customers across India. These customers range from the smallest of companies to mega power and fertiliser plants. GAIL has adopted a gas management system to handle multiple sources of supply and delivery of gas in a co-mingled form and provide a seamless interface between shippers, customers, transporters and suppliers. GAIL is present in 11 states: Gujarat, Rajasthan, Madhya Pradesh, Delhi, Haryana, Uttar Pradesh, Maharashtra, Tamil Nadu, Andhra Pradesh, Assam, and Tripura. They are further extending their coverage to states of Kerala, Karnataka, Punjab, Uttarakhand, West Bengal and Bihar through their upcoming pipelines. LNG Under its natural gas business vertical, GAIL secures liquefied natural gas (LNG) under long-term agreements as well as short-term arrangements in the spot market. GAIL has entered into the following long-term LNG supply arrangements: In December 2011, GAIL signed a 20-year, 3.5 million tons per annum (mtpa) LNG supply agreement with Sabine Pass Liquefaction, LLC, a subsidiary of Cheniere Energy Partners LP (NYSE:CQP), for delivery of LNG commencing upon the start of operations of the fourth train of its liquefaction terminal based in Sabine Pass, Louisiana. In October 2012, GAIL signed a 20-year, 2.5 mtpa LNG supply agreement with Gazprom Marketing & Trading Singapore, a wholly owned subsidiary of Gazprom Marketing & Trading, for delivery of LNG beginning in 2018-2019. In April 2013, GAIL signed a 20-year, 2.3 mtpa LNG supply agreement with Dominion Energy Inc. (NYSE:D) for delivery of