Add 01/2023 SLA numbers

Author: jamesw-msft

articles/active-directory/reports-monitoring/reference-azure-ad-sla-performance.md

@@ -44,20 +44,20 @@ To help you plan for moving workloads to Azure AD, we publish past SLA performan
 
 The SLA attainment is truncated at three places after the decimal. Numbers are not rounded up, so actual SLA attainment is higher than indicated. 
 
-| Month     | 2021    | 2022    |
-| ---       | ---     | ---     |
-| January   |         | 99.998% |
-| February  | 99.999% | 99.999% |
-| March     | 99.568% | 99.998% |
-| April     | 99.999% | 99.999% |
-| May       | 99.999% | 99.999% |
-| June      | 99.999% | 99.999% |
-| July      | 99.999% | 99.999% |
-| August    | 99.999% | 99.999% |
-| September | 99.999% | 99.998% |
-| October   | 99.999% | 99.999% |
-| November  | 99.998% | 99.999% |
-| December  | 99.978% | 99.999% |
+| Month     | 2021    | 2022    | 2023    |
+| ---       | ---     | ---     | ---     |
+| January   |         | 99.998% | 99.998% |
+| February  | 99.999% | 99.999% | |
+| March     | 99.568% | 99.998% | |
+| April     | 99.999% | 99.999% | |
+| May       | 99.999% | 99.999% | |
+| June      | 99.999% | 99.999% | |
+| July      | 99.999% | 99.999% | |
+| August    | 99.999% | 99.999% | |
+| September | 99.999% | 99.998% | |
+| October   | 99.999% | 99.999% | |
+| November  | 99.998% | 99.999% | |
+| December  | 99.978% | 99.999% | |
 
 ### How is Azure AD SLA measured?