171 mechanical engineers donated $931K to federal campaigns. See party breakdown and top states.
| State | Amount |
|---|---|
| California | $174K |
| Maryland | $84K |
| New York | $65K |
| Texas | $64K |
| Massachusetts | $57K |
| Michigan | $47K |
| Tennessee | $42K |
| Minnesota | $38K |
| Colorado | $30K |
| Missouri | $28K |