Percentage/proportion of published papers with DSGE models I remember reading a few years back an article that showed an interesting graphic with the percentage/proportion of published papers with DSGE models across time. I've tried searching, but I get so many results related to DSGE, but not to what I'm looking for...

I'm looking for a reference with that graph.
You may have been thinking of a chart originally from The Economist Nov 24th 2016 article "Economists are prone to fads, and the latest is machine learning" though I cannot see it there.  There is a copy of the chart visible at Noah Smith's blog

It shows an analysis by The Economist of the key words in working-paper abstracts published by the National Bureau of Economic Research, with lines for laboratory experiments, randomised control trials (RCTs), difference-in-differences, regression discontinuity, machine learning or big data, and DSGE