1. Patients Enrolled by Month: Nov ’01 – Jan ‘12

2. Cumulative Patients Enrolled: Nov ’01 – Jan ‘12

3. Patient Visits By Month: Nov ’01 – Jan ‘12

4. Cumulative Patient Visits: Nov ’01 – Jan ‘12

5. Patient Observations By Month: Feb ’06 – Jan ’12

6. Cumulative Patient Observations: Feb ’06 – Jan ‘12

7. AMPATH 23 rd March 2014 Running OpenMRS 745,151 patients (0.9% voided) 4,976,664 encounters (1% voided) 181,587,869 obs (1.1% voided). At 6,800 patients per month- Avg.~40 discrete observations/encounter for almost 10 years System: Ubuntu 64-bit server 10.04, 8 CPU, 32 GB memory, 500 GB disk space