Pickleball is a sport gaining a great deal of popularity as of late. The game is played similarly to Tennis, but on a smaller court with a plastic ball with holes. One popular brand of ball is the PCKL Elite 40. These pickleballs have an advertised weight of 26 grams. Suppose that the distribution of the weight of these pickleballs is normal with a mean of 26 grams and a standard deviation of 0.2 grams. What proportion of the PCKL Elite 40 pickleballs have a weight between 25.9 and 26.1 grams? Give your response to at least 3 decimal places