From 1998 (when the NL West expanded to five teams) to 2012, the AL West was the only MLB division with four teams. The current champion of this division is the Texas Rangers. In 2013, the Houston Astros went from the National League Central to the AL West.
1 In the U.S., more than 120,000 are blind from glaucoma, accounting for 9% to 12% of all cases of blindness. 2  Glaucoma is the second leading cause of blindness in the world, according to the World Health Organization.
Usher syndrome is estimated to affect 4 to 5 per 100,000 people, although some studies suggest that the prevalence of the condition may be as high as 1 in 6,000 people. The condition is thought to account for 3 to 6 percent of all childhood deafness and about 50 percent of deaf-blindness in adults.