In the UN Human Development Report 2006, the given bar chart compares four different (various) regions in the world in terms of the data of people that they have access to clean water in the year 2004, with unit measured in percentage
Overall, the percentage of people who the access to clean water in Latin America was significantly higher than those in the other three items, namely the Middle East, South Asia and Saharan Africa.
It is evident that, among four regions, the proportion of people in Latin America was the largest part of the access to clean water, reaching a peak at 90 percentage, flow by Middle East ranked second place, with about 86 percentage on this.
Turning to South Asia, the amount of people who used clean water was third place, this was slightly lower than Latin America region, with roughly 84 percentage. On the other hand, Saharan Africa accounted for the lowest amount among all part of the access to clean water, at roughly 55 percentage. 
In the UN Human Development Report 2006, the  
given
 bar chart compares four  
different
 (various) regions in the world in terms of the data of  
people
 that they have  
access
 to  
clean
  water
 in the year 2004, with unit measured in percentage 
Overall
, the  
percentage
 of  
people
 who the  
access
 to  
clean
  water
 in Latin America was  
significantly
 higher than those in the other three items,  
namely
 the Middle East, South Asia and Saharan Africa.
It is evident that, among four regions, the proportion of  
people
 in Latin America was the largest part of the  
access
 to  
clean
  water
, reaching a peak at 90  
percentage
, flow  
by Middle East
 ranked second place, with about 86  
percentage
 on this.
Turning to South Asia, the amount of  
people
 who  
used
  clean
  water
 was third place, this was  
slightly
 lower than Latin America region, with roughly 84  
percentage
.  
On the other hand
, Saharan Africa accounted for the lowest amount among all part of the  
access
 to  
clean
  water
, at roughly 55  
percentage
.