Fig. 2
From: Six years of development in promoting identity formation of STEM education as a distinct field
Number of access* by calendar year (Source: Springer). (Note *: Accesses are defined as the number of times full text or PDF versions of articles are accessed directly from the journal website and SpringerLink. Downloads are defined as HTML, LookInside, PDF, and Epub click. Please note that accesses do not include article downloads from mirror databases such as PubMed Central)