A scheduled server migration will take place on Monday, November 3, at 5:00 PM Central Time. The maintenance window is expected to last between 4 to 6 hours. During this time, several parts of our website and applications may be temporarily unavailable. We appreciate your patience and understanding as we complete this important upgrade to improve system performance and reliability.
CSO Certification Pass/Fail Statistics
Admin Date | All Examinees | % Passing - All |
| First Time Examinees | Passing - First Time |
| Recert Examinees | % Passing - Recert |
|---|---|---|---|---|---|---|---|---|
Jul - Dec 2024 | 96 | 88% |
| 66 | 88% |
| 16 | 100% |
Jan - Jun 2024 | 116 | 87% | 27 | 74% | 44 | 98% | ||
Jul - Dec 2023 | 118 | 79% | 65 | 71% | 43 | 98% | ||
| Jan - Jun 2023 | 144 | 78% | 78 | 69% | 54 | 93% | ||
Jul - Dec 2022 | 90 | 78% | 57 | 75% | 23 | 96% | ||
Jan - Jun 2022 | 130 | 79% | 65 | 65% | 49 | 100% | ||
Jul - Dec 2021 | 123 | 81% | 67 | 72% | 44 | 98% | ||
Jan - Jun 2021 | 143 | 83% | 64 | 70% | 69 | 96% | ||
Jul - Dec 2020 | 99 | 84% | 47 | 89% | 39 | 85% | ||
Jan - Jun 2020 | 60 | 88% | 35 | 83% | 21 | 100% | ||
Jul - Dec 2019 | 72 | 82% | 40 | 75% | 24 | 100% | ||
Feb - Jun 2019 | 91 | 87% | 38 | 84% | 38 | 97% | ||
February 2019: Year-Round Testing Began | ||||||||
Sep 2018 | 139 | 72% |
| 78 | 71% |
| 44 | 82% |
Mar 2018 | 142 | 70% | 77 | 66% | 52 | 83% | ||
Sep 2017 | 120 | 53% | 64 | 53% | 38 | 66% | ||
Mar 2017 | 124 | 67% | 79 | 63% | 29 | 79% | ||
Sep 2016 | 113 | 62% | 70 | 60% | 26 | 73% | ||
Mar 2016 | 113 | 56% | 63 | 46% | 37 | 70% | ||
Sep 2015 | 120 | 63% | 78 | 60% | 29 | 79% | ||
Mar 2015 | 100 | 65% | 54 | 61% | 35 | 77% | ||
Sep 2014 | 80 | 61% | 45 | 64% | 15 | 73% | ||
Mar 2014 | 124 | 65% | 71 | 55% | 50 | 80% | ||
Sep 2013 | 100 | 96% | 57 | 93% | 42 | 100% | ||
Mar 2013 | 84 | 95% | 44 | 95% | 40 | 98% | ||
| 2641 | 75% | 1429 | 69% | 901 | 89% | ||