Philadelphia County (PHI)
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York
| Year |
Total stations |
Mobiles | Portables | Rovers |
% of grand total |
County total |
| 1987 | 3 | 0 | 0 | 0 | 0.23% | 25,134 |
| 1988 | 4 | 0 | 0 | 0 | 1.06% | 112,792 |
| 1989 | 5 | 2 | 0 | 0 | 0.98% | 96,779 |
| 1990 | 8 | 2 | 1 | 0 | 2.03% | 260,280 |
| 1991 | 6 | 1 | 1 | 0 | 2.67% | 309,569 |
| 1992 | 4 | 2 | 0 | 0 | 2.84% | 302,253 |
| 1993 | 1 | 0 | 0 | 0 | 0.34% | 34,125 |
| 1994 | 2 | 1 | 0 | 0 | 0.42% | 58,007 |
| 1995 | 4 | 1 | 0 | 0 | 0.51% | 73,089 |
| 1996 | 3 | 1 | 1 | 0 | 0.07% | 9,477 |
| 1997 | 3 | 1 | 0 | 0 | 0.39% | 54,738 |
| 1998 | 3 | 1 | 0 | 0 | 0.64% | 106,347 |
| 1999 | 3 | 2 | 0 | 0 | 0.15% | 22,336 |
| 2000 | 5 | 3 | 0 | 0 | 1.47% | 214,687 |
| 2001 | 4 | 2 | 0 | 0 | 1.15% | 178,774 |
| 2002 | 5 | 1 | 0 | 0 | 0.96% | 169,021 |
| 2003 | 4 | 0 | 0 | 0 | 1.04% | 145,670 |
| 2004 | 6 | 3 | 0 | 0 | 1.43% | 164,625 |
| 2005 | 3 | 0 | 0 | 0 | 1.55% | 199,299 |
| 2006 | 3 | 0 | 0 | 0 | 1.05% | 114,797 |
| 2007 | 5 | 0 | 3 | 0 | 2.68% | 277,977 |