"Prime provides an unparalleled combination of shipping, shopping and entertainment benefits, and we continue to invest in making Prime even more valuable for our members," the company said in a statement. "The number of items eligible for unlimited Free Two-Day Shipping increased in recent years from 20 million to more than 100 million items. We have expanded Prime Free Same-Day and Prime Free One-Day delivery to more than 8,000 cities and towns. We also continue to introduce new, popular and award-winning Prime Originals…Members also enjoy a growing list of unique benefits like Prime Music, Prime Reading, exclusive products and much more."
In 2014, the Prime subscription increased from $79 to $99.