KATHMANDU, Nepal– The numbers of registered aircraft in the country has reached to 84 until now and of them only 63 are outfitted, according to Civil Aviation Authority of Nepal (CAAN), a sole agency to look into aviation sectors in Nepal. CAAN said it issued the Air Operator Certificate (AOC) to 56 airlines companies but the AOCs of 39 have been deleted. CAAN has stated making profits from the income it gets in terms of fees that airlines companies pay it as rent for using the airport. As per the data of CAN, its earning was Rs. 3 billion 520 million 110 thousand in fiscal year 2012/13. Its profit is projected to reach Rs. 3 billion 440 million 970 thousand in the current fiscal year. Aiming to promote tourism in national and international arena, the government of Nepal has made air service agreements with 36 countries so far. Tourism is the backbone of Nepali economy after agriculture though roughly 80 people depend in the latter. According to agreements, annually 5 million 700 thousand 656 two-way airplane seats are available to Nepal. But only 2 million 455 thousand 700 seats have been used currently. This is only 6.3 per cent usage of the total available seats. Likewise, Nepali airlines companies have been operating flights top six destinations in many countries.