By year, the percentage of ATP small firm participants has increased and some size-classes have remained fairly consistent between 1993 and 2004.

• The most frequently funded small firms have fewer than 20 employees
• The least frequently funded small firms have at least 100 employees

ATP Small-Firm Participation by Year and Size-Class: 1993-2004

* Firms with fewer than 500 employees

Cumulatively, the smallest ATP companies represent a larger share of all ATP small companies over time.

• Small firms with fewer than 20 employees have realized an increased share over time, and small firms with at least 100 employees have seen a decreased share

ATP Small-Firm Participation Over Time by Size-Class: 1993-2004 (Cumulative)

* Firms with fewer than 500 employees