Based on the number of samples collected for each store type, supermarkets exhibited the highest detection percentages with 73.6%, followed by neighborhood groceries (70.5%), open markets (57.1%) and hypermarkets (50.0%). In contrast, Bempah et al. (2012) found the lowest number of detections in vegetables samples coming from open markets. These authors stated that direct exposition of the vegetables to sunlight and increased temperature favored the pesticides degradation