These are the facts:
A geographic index of Women in Mathematics can be found at http://www.agnesscott.edu/lriddle/women/geographic.htm
This Web site is a collection of publications about gender and mathematics, feminist theories of science, selected publications on gender and science, and other related topics. The site is divided into 20 separate subsections and has a Search engine.
Goetz, T., Bieg, M., Lüdtke, O., Pekrun, R., & Hall, N. C., (in press). Do girls really experi-ence more anxiety in mathematics? Psychological Science. (, from 28. August 2013)
This Web site reports on various gender studies in mathematics and other sciences. It includes 1997 and 2010 analyses for gender differences in employment for new Ph.D.s in mathematics.