| 2016 | 2017 | 2018 | 2019 | 2020 | |
| January | Vol 13 No 1 | Vol 14 No 1 | Vol. 15, No. 1 | Vol. 16, No.1 | |
| February | Vol 13 No 2 | Vol 14 No 2 | Vol. 15, No. 2 | ||
| March | Vol 7 No 3 (Special Issue) |
Vol 14 No 3 | Vol. 15, No. 3 | ||
| April | Vol 13 No 4 | Vol 14 No 4 | Vol. 15, No. 4 | ||
| May | Vol 13 No 5 | — | — | ||
| June | Vol 13 No 6 | Vol 14 No 5 | Vol. 15, No. 5 | ||
| July | Vol 13 No 7 | Vol 14 No 6 | Vol. 15, No. 6 | ||
| August | Vol 13 No 8 | Vol 14 No 7 | — | ||
| September | Vol 13 No 9 | Vol 14 No 8 | Vol. 15 No. 7 | ||
| October | Vol 13 No 10 | Vol 14 No 9 | Vol. 15. No.8 | ||
| November | Vol 13 No 11 | Vol 14 No 10 | Vol. 15, No.9 (Special Issue) Vol.15, No.10 |
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| December | Vol 13 No 12 | Vol 14 No 11 | Vol.15, No.11 (Special Issue) |