Bar graphs make rankings easier to visualize because a quick comparison can be done based on the size of the bars. For the Northern Zone, the service category that produces the most claims is Curative Care Visits (1110); the service category with the least amount of claims is Speech Therapy (1). For the Eastern Zone, while the service category with the most claims is also Curative Care Visits (987), the service categories with the least amount of claims are Inpatient Medical and Inpatient Obstetrics (2).