She owned castle trough WW2 (when it was used as a hospital) until her death in 1974, when she left the castle to the private charitable trust Leeds Castle Foundation who had a goal to preserve castle and offer public access to it to tourists.
Official statistics shows Nepal's per capita income was $ 1100 dollars in 2008. An average family has 4-5 persons usually with only one person earning. However, my opinion is the per capita thing has been inflated due to extremely high income of few people.
Demographics of Nepal 2016. As of 1 January 2017, the population of Nepal was estimated to be 29 018 803 people. This is an increase of 1.18 % (339 279 people) compared to population of 28 679 524 the year before. In 2016 the natural increase was positive, as the number of births exceeded the number of deaths by 416 427.