In this task, you're given a review from Amazon's food products. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral or mixed, 4: good, 5: extremely good.

Example Input: Thought these were healthy treats, but found out that they are Made in China. Noted on back of bag. Concerned that it may fall into China made Jerky treats suspected to cause kidney problems in pets.
Example Output: 1

Example Input: I love these crackers! Perfect snack for when I need something salty/crunchy instead of potato chips or other greasy snack. I eat them a lot to hold me over between meals. The price on amazon is great compared to my local markets. Highly recommended!
Example Output: 5

Example Input: too salty -- enough said. I order the wood smoked 30-count jar. Remember, the price is for only ONE JAR (not two).
Example Output:
2