Year; vol. . | 2013; vol. 17 | 2014; vol. 18 | 2015; vol. 19 | 2016; vol. 20 | 2017; vol. 21 | 2018; vol. 22 |
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No | 2 | 2 | 2 | 2 | 2 | |
No | 3 | 3 | 3 | 3 | 3 | |
No | 4 | 4 | 4 | 4 | 4 | |
No | 5 | 5 | 5 | 5 | 5 | |
No | 6 | 6 | 6 | 6 | 6 | |
No | 7 | 7 | 7 | ✖ | ✖ | ✖ |
No | 8 | 8 | 8 | ✖ | ✖ | ✖ |
No | 9 | 9 | 9 | ✖ | ✖ | ✖ |
No | 10 | 10 | 10 | ✖ | ✖ | ✖ |
No | 11 | 11 | 11 | ✖ | ✖ | ✖ |
No | 12 | 12 | 12 | ✖ | ✖ | ✖ |