The change of the 15 worst countries of achieving primary education over time

Goal 2: By 2015 Boys/Girls will be able to complete a full course of Primary Education 

Is there a chance of geographical features correlating with the problem? If there is, how does in correlate, if it does not, why doesn't it correlate?

What is the increase/decrease of the development of the 15 lowest countries of total net enrollment in primary education?

Goal 2: By 2015 Boys/Girls will be able to complete a full course of Primary Education

Eritrea showed decrease. Is there any chance of border fights causing problems to go to schools?

 How does Ethiopia’s conditions in 2011 contrast with Eritrea, since Ethiopia didn’t have much difference with Eritrea in 2000?

What were the 15 lowest countries in 2000 of total net enrollment in school for primary education?

Goal 2: By 2015 Boys/Girls will be able to complete a full course of Primary Education 

Is the 15 worst countries for 2000 all located in Africa?