Hospital Information: Outpatient Cost to Charge Ratio - History
| Ratio | Effective Date |
| 011.52% | 1/1/2013 |
| 011.23% | 1/1/2012 |
| 011.90% | 1/3/2011 |
| 018.51% | 1/1/2010 |
| 018.51% | 1/1/2009 |
| 018.51% | 1/1/2008 |
| 024.77% | 1/1/2007 |
| 024.77% | 6/1/2006 |
| 035.83% | 1/1/2006 |
| 036.52% | 1/1/2005 |
| 050.18% | 1/1/2004 |
| 058.14% | 1/1/2003 |
| 074.76% | 1/1/2002 |
| 057.65% | 1/1/2000 |
| 061.76% | 1/1/1999 |
| 057.50% | 1/1/1998 |
| 050.08% | 1/1/1997 |
| 058.91% | 1/1/1996 |
| 064.54% | 1/1/1995 |
| 068.64% | 1/1/1994 |
| 071.97% | 1/1/1993 |
| 088.00% | 1/1/1992 |
| 086.00% | 8/1/1991 |
| 090.00% | 11/1/1989 |
| 090.00% | 5/26/1989 |
| 076.00% | 7/1/1987 |