Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Pick # | NFL Team | Player | Position | College |
| --- | --- | --- | --- | --- |
| 21.0 | Cleveland Browns | Clifford Charlton | Outside Linebacker | Florida |
| 50.0 | Cleveland Browns | Michael Dean Perry | Defensive Tackle | Clemson |
| 77.0 | Cleveland Browns | Van Waiters | Outside Linebacker | Indiana |
| 103.0 | Cleveland Browns | Anthony Blaylock | Corner Back | Winston-Salem |
| 188.0 | Cleveland Browns | Thane Gash | Defensive Back | East Tennessee State |
Question:
what is the minimum pick # where position is defensive tackle
Answer:
50.0