Figure 2: Monthwise distribution of diarrheal cases and Giardiapositive cases. (a) The total number of stool samples tested per month throughout the study period and the number of Giardiapositive cases recoded for the same period. Note that different yaxis scales have been used for clarity. Trend lines representing the sample distribution and Giardiapositive cases are similar. (b) Percentage of Giardiapositive cases each month. The data show constant deviation and a nonexplanatory trend line. 
