* Denominational affiliation: Different denominations (Catholic, Baptist, Methodist, Presbyterian, etc.) have varying numbers of seminaries and graduating classes.
* Type of seminary: Some seminaries are large, multi-denominational institutions, while others are small, specialized schools.
* Geographical location: The number of graduates will vary by country and region.
* Definition of "seminary": The term "seminary" can encompass a broad range of institutions, including those offering undergraduate, masters, and doctoral degrees.
To get a precise number, you would need to conduct a comprehensive survey of every seminary worldwide, which is a massive undertaking. You could find some statistics by looking at individual denominational reports or researching specific seminaries, but a global total is not readily available.