Figure 3
The vertical axis ranges from 0 to 24 in increments of 4 units. The horizontal axis is marked with years and spans from 1996 to 2024 in increments of 1 year. Each year has up to two bars. A legend at the bottom indicates that the first bar represents “Non-Empirical Publications” and the second bar represents “Empirical Publications.” The data for the bars from left to right are as follows: 1996: Non-Empirical Publications: 1; Empirical Publications: 0. 1997: Non-Empirical Publications: 0; Empirical Publications: 0. 1998: Non-Empirical Publications: 0; Empirical Publications: 0. 1999: Non-Empirical Publications: 0; Empirical Publications: 0. 2000: Non-Empirical Publications: 1; Empirical Publications: 0. 2001: Non-Empirical Publications: 0; Empirical Publications: 0. 2002: Non-Empirical Publications: 0; Empirical Publications: 0. 2003: Non-Empirical Publications: 1; Empirical Publications: 1. 2004: Non-Empirical Publications: 0; Empirical Publications: 0. 2005: Non-Empirical Publications: 0; Empirical Publications: 0. 2006: Non-Empirical Publications: 0; Empirical Publications: 0. 2007: Non-Empirical Publications: 0; Empirical Publications: 0. 2008: Non-Empirical Publications: 0; Empirical Publications: 0. 2009: Non-Empirical Publications: 1; Empirical Publications: 0. 2010: Non-Empirical Publications: 0; Empirical Publications: 0. 2011: Non-Empirical Publications: 3; Empirical Publications: 0. 2012: Non-Empirical Publications: 2; Empirical Publications: 1. 2013: Non-Empirical Publications: 0; Empirical Publications: 0. 2014: Non-Empirical Publications: 2; Empirical Publications: 0. 2015: Non-Empirical Publications: 0; Empirical Publications: 2. 2016: Non-Empirical Publications: 0; Empirical Publications: 3. 2017: Non-Empirical Publications: 1; Empirical Publications: 0. 2018: Non-Empirical Publications: 0; Empirical Publications: 0. 2019: Non-Empirical Publications: 4; Empirical Publications: 6. 2020: Non-Empirical Publications: 0; Empirical Publications: 2. 2021: Non-Empirical Publications: 4; Empirical Publications: 6. 2022: Non-Empirical Publications: 5; Empirical Publications: 2. 2023: Non-Empirical Publications: 9; Empirical Publications: 14. 2024: Non-Empirical Publications: 11; Empirical Publications: 23.Bar graph of number of publications. Source: Author’s own work