Table 1.
The distribution of articles by year between 2010 and 2021.
| Year | Publication, n | Annual growth, n | AGRa (%) |
| 2010 | 7 | N/Ab | N/A |
| 2011 | 7 | 0 | 0.00 |
| 2012 | 23 | 16 | 228.57 |
| 2013 | 41 | 18 | 78.26 |
| 2014 | 50 | 9 | 21.95 |
| 2015 | 71 | 21 | 42.00 |
| 2016 | 89 | 18 | 25.35 |
| 2017 | 94 | 5 | 5.61 |
| 2018 | 123 | 29 | 30.85 |
| 2019 | 167 | 44 | 35.77 |
| 2020 | 189 | 22 | 13.17 |
| 2021 | 174 | –15 | –7.93 |
aAGR: average growth rate.
bN/A: not applicable.