Mifflin County (MIF)
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York
| Year |
Total stations |
Mobiles | Portables | Rovers |
% of grand total |
County total |
| 1987 | 4 | 3 | 0 | 0 | 0.36% | 39,999 |
| 1988 | 6 | 5 | 0 | 0 | 0.54% | 57,732 |
| 1989 | 5 | 4 | 0 | 0 | 0.40% | 39,803 |
| 1990 | 2 | 1 | 0 | 0 | 0.53% | 67,840 |
| 1991 | 5 | 2 | 0 | 0 | 0.96% | 111,314 |
| 1992 | 6 | 1 | 0 | 0 | 0.62% | 66,274 |
| 1993 | 3 | 1 | 0 | 0 | 0.26% | 26,028 |
| 1994 | 4 | 1 | 0 | 0 | 0.51% | 71,117 |
| 1995 | 3 | 1 | 0 | 0 | 0.32% | 46,095 |
| 1996 | 2 | 0 | 0 | 0 | 0.13% | 18,405 |
| 1997 | 5 | 3 | 0 | 0 | 0.16% | 22,407 |
| 1998 | 5 | 1 | 0 | 0 | 0.36% | 59,585 |
| 1999 | 6 | 2 | 0 | 0 | 0.41% | 60,880 |
| 2000 | 8 | 2 | 0 | 1 | 0.68% | 98,936 |
| 2001 | 11 | 1 | 1 | 0 | 0.96% | 149,138 |
| 2002 | 13 | 2 | 2 | 0 | 1.77% | 312,497 |
| 2003 | 11 | 4 | 0 | 1 | 2.16% | 303,611 |
| 2004 | 7 | 2 | 0 | 1 | 1.85% | 213,561 |
| 2005 | 3 | 0 | 0 | 0 | 0.74% | 94,954 |
| 2006 | 3 | 2 | 0 | 0 | 0.33% | 35,681 |
| 2007 | 5 | 2 | 1 | 0 | 1.91% | 197,411 |