CREATE TABLE table_169955_1 (gregorian_calendar VARCHAR, sign_of_zodiac VARCHAR)

Name the number of gregorian calenda rof gemini
SELECT COUNT(gregorian_calendar) FROM table_169955_1 WHERE sign_of_zodiac = "Gemini"
SELECT COUNT("gregorian_calendar") FROM "table_169955_1" WHERE "Gemini" = "sign_of_zodiac"