Figure 4
The line graph is titled “Year of publication slash articles”. The horizontal axis shows the years from 2015 to 2023 in increments of 1 year. A line with circular data points runs across these years. The line starts at 1 in 2016, drops to 0 in 2017, rises to 1 in 2018, increases to 3 in 2019, remains at 3 in 2020, drops to 1 in 2021, rises sharply to 8 in 2022, and then decreases, and ends at 7 in 2023. The graph is enclosed in a rectangular box.Year of publication. Source: The authors