Figure 4
A line graph titled NUMBER OF PUBLICATIONS PER YEAR. The horizontal axis represents the years from 1996 to 2024, and the vertical axis represents the number of publications, ranging from 0 to 16. The graph shows fluctuations in the number of publications over the years. Notable points include a peak of 15 publications in 2019, followed by a slight decline and another peak of 14 publications in 2021 and 2022. The number of publications drops to 4 in 2024. There are periods of low activity, such as from 1996 to 2002, where the number of publications is consistently 0 or 1.Number of publications per year (own processing). Source(s): Authors’ own creation/work