The total population of the district according to the 1998 census was 395,000 which is estimated to have increased to 434,000 in 2003 , with an annual growth rate of 2 % . The total population of the district according to the 1998 census was 395,000 , which is estimated to have increased to 434,000 in 2003 , with an annual growth rate of 2 % .