Instructions: 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. 
Input: We recieved the product on time and in excellent shape. It tastes good and meets our expectations. Thanks for the excellent service.
Output:
5