The climate of Papua New Guinea is chiefly influenced by altitude and by the monsoons. The northwest or wet monsoon prevails from December to March, and the southeast or dry trade winds from May to October.
Kina (PGK; symbol K) = 100 toea. Notes are in denominations of K100, 50, 20, 10, 5 and 2. Coins are in denominations of K1, and 50, 20, 10, 5, 2 and 1 toea.
Education in Papua New Guinea is not compulsory, and in the mid-1980s only one-third of the population was literate. The present government aims at upgrading and improving the system and quality of education.