Idiom for scientific charts & graphs on a subject
Solution 1:
You might refer to statistical charts, cost charts, cost graphics, etc.
The sense of chart used here is, from en.wiktionary, “A systematic non-narrative presentation of data”, which encompasses tables, diagrams, graphs, etc.
From en.wikipedia, examples of graphics include “photographs, drawings, Line Art, graphs, diagrams, typography, numbers, symbols, geometric designs, maps, engineering drawings, or other images”.
Wikipedia also indicates the term infographic is in use to refer to “graphic visual representations of information, data or knowledge intended to present complex information quickly and clearly”.