CREATE TABLE table_24982 ("Year" TEXT, "Chairman" TEXT, "Artistic Director" TEXT, "Performance Liaison" TEXT, "Secretary" TEXT, "Business manager" TEXT, "Production Stagemanager" TEXT, "Dramaturge" TEXT, "Public Relations" TEXT, "First/Second Year Rep." TEXT, "Male Rep." TEXT)

How many production stage managers worked with secretary Rachel Hartmann?
SELECT COUNT("Production Stagemanager") FROM table_24982 WHERE "Secretary" = 'Rachel Hartmann'
SELECT COUNT("Production Stagemanager") FROM "table_24982" WHERE "Secretary" = 'Rachel Hartmann'