The following table illustrates that daily oil production in four selected countries over a course of five years.
As an overall, it can be clearly seen that Congo had the largest oil production from 2000 to 2003.
Firstly, according to the table, it is obvious that, Congo had the highest share of oil prodution about 275000 in 2000. Congo declined slightly in these five years. However, in contrast to Congo, Chad produced the smallest oil around 00000 for three years. In addition, it is evident that, Chad remained stable from 2000 to 2002.
There was little difference between Nigeria and Congo as the former contributes the second highest share between 2000 and 2004. Chad had increased significantly from 8000 to 50000 in 2004.
Furthermore, Somalia experienced sharply decrease from 21000 to 00000 between 2003 and 2004. The proportion of Somalia oil production was resposible for 50000 in the last year.
