The island country of Tonga can be divided into 5 divisions and 23 districts.
On the fourth of July, the Tongans celebrate the King's birthday with the week long Heilala Festival. It coincides with the flowering of the Heilala, Tonga's national flower.
The population of Tonga is 106,146 (July 2011 est.). 37.2% are under 15, 56.7% 15 to 64, and 6.1% over 64. The birth rate is 24.7/1000, the death rate is 4.88/1000, and the net migration rate is -17.9/1,000.