Berks County (BER)
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Wyoming
York
| Year |
Total stations |
Mobiles | Portables | Rovers |
% of grand total |
County total |
| 1987 | 54 | 1 | 0 | 0 | 15.02% | 1,664,218 |
| 1988 | 44 | 1 | 1 | 0 | 17.52% | 1,858,123 |
| 1989 | 40 | 5 | 0 | 0 | 15.15% | 1,491,501 |
| 1990 | 49 | 5 | 0 | 0 | 16.33% | 2,097,578 |
| 1991 | 56 | 4 | 2 | 0 | 24.71% | 2,859,266 |
| 1992 | 46 | 3 | 0 | 0 | 21.24% | 2,263,704 |
| 1993 | 41 | 4 | 1 | 0 | 16.89% | 1,707,424 |
| 1994 | 37 | 4 | 0 | 0 | 13.68% | 1,900,394 |
| 1995 | 31 | 3 | 0 | 0 | 9.06% | 1,302,662 |
| 1996 | 32 | 3 | 0 | 0 | 8.75% | 1,245,392 |
| 1997 | 37 | 4 | 2 | 2 | 7.72% | 1,077,298 |
| 1998 | 28 | 3 | 1 | 0 | 5.84% | 974,829 |
| 1999 | 44 | 3 | 0 | 0 | 6.91% | 1,024,471 |
| 2000 | 25 | 2 | 0 | 0 | 7.99% | 1,170,086 |
| 2001 | 21 | 4 | 0 | 0 | 6.97% | 1,084,903 |
| 2002 | 18 | 3 | 0 | 0 | 7.51% | 1,324,306 |
| 2003 | 21 | 4 | 0 | 0 | 7.15% | 1,002,827 |
| 2004 | 21 | 5 | 0 | 0 | 6.75% | 776,820 |
| 2005 | 22 | 0 | 0 | 0 | 6.90% | 886,779 |
| 2006 | 21 | 0 | 0 | 1 | 10.31% | 1,126,449 |
| 2007 | 18 | 0 | 0 | 0 | 7.52% | 779,105 |