What produce to buy Organic

Thought this was interesting, the good and the really bad produce as far as pesticide content.

http://shine.yahoo.com/healthy-living/2012-dirty-dozen-plus-clean-15-buying-organic-000700620.html

The Dirty Dozen Plus: apples, celery, sweet bell peppers, peaches, strawberries, imported nectaries, grapes, spinach, lettuce, cucumbers, domestic blueberries, potatoes, green beans, kale, collards, and leafy greens

The Clean 15: onions, sweet corn, pineapples, avocado, cabbage, sweet Peas, asparagus, mangoes, eggplant, kiwi, domestic cantaloupe, sweet potatoes, grapefruit, watermelon, mushrooms