Is there something similar for non-H1B data? I've previously used salary.com, glassdoor.com and search results on indeed.com to try and compare local salaries,

Is there something similar for non-H1B data? I've previously used salary.com, glassdoor.com and search results on indeed.com to try and compare local salaries, and the variation can be as much as $15k on either end (low-|high-)