As you asking I am giving info regarding to Size of Full-Time MBA Classes in words top 25 Business Schools:

Business School Class Size

University of Washington Foster School of Business 105

Washington University Olin School of Business 139

Vanderbilt University Owen School of Management 169

Emory University Goizueta School of Business 178

Indiana University Kelley School of Business 186

Carnegie Mellon University Tepper School of Business 205

UC-Berkeley Haas School of Business 241

Georgetown University McDonough School of Business 270

University of Texas-Austin McCombs School of Business 270

Dartmouth College Tuck School of Business 281

University of North Carolina Kenan-Flagler Business School 281

Cornell University Johnson Graduate School of Management 293

Yale University School of Management 323

University of Virginia Darden School of Business 324

New York University Stern School of Business 344

UCLA Anderson School of Management 354

MIT Sloan School of Management 406

Stanford Graduate School of Business 410

Duke University Fuqua School of Business 440

University of Michigan Ross School of Business 447

University of Chicago Booth School of Business 583

Northwestern University Kellogg School of Management 691

Columbia University School of Business 743

University of Pennsylvania Wharton School of Business 859

Harvard University Business School 935