| Year | First Half | Second Half |
|---|---|---|
| 2015 | June | December |
| 2016 | June | December |
| 2017 | June | December |
| 2018 | June | December CBGS December CBCS |
| 2019 | June CBGS June CBCS |
December CBGS December CBCS |
| 2020 | December CBCS(R-2016) December C-Scheme(R-2019) | 2021 | April-DSE-C Scheme.June CBCS.June R-2019-C Scheme. | December R-2019-C Scheme . DSE December 2021 | 2022 | December ECS |
