The trend of the index for the elderly or the ratio of elderly people per 100 children "aging index" since 2548 (2005) is likely increasing all the time. The fact this trend is not just happening soon, but has occurred, such as in the elderly and 2513 (1970) 2503 (1960) with only 11 people per 100 people when children reach the increasing number of elderly 2548 (2005) The index increased to 45 elderly 5 next year. Elderly people have the same number of half of the total number of children has been exceeded. The index increased to elderly people with a very high rate during 2548 (2005) 2553 (2010)-2558 (2015) 2553 (2010) and so – is almost 6 per cent a year, but during the aging index 2558 (2015)-2563 (2020) more speed is up to 7 per cent per year. After this interval. The rate of increase of index for the elderly decreased to approximately 4-5 per cent per year.