Hospital Information: Outpatient Cost to Charge Ratio - History
| Ratio | Effective Date |
| 028.80% | 1/1/2013 |
| 028.80% | 1/1/2012 |
| 030.48% | 1/1/2011 |
| 072.46% | 1/1/2010 |
| 072.46% | 7/14/2009 |
| 073.44% | 1/1/2009 |
| 073.44% | 7/1/2008 |
| 074.65% | 1/1/2008 |
| 080.76% | 1/1/2007 |
| 080.76% | 2/1/2006 |
| 085.67% | 1/1/2005 |
| 093.62% | 1/1/2004 |
| 100.00% | 1/1/2003 |
| 094.20% | 1/1/2002 |
| 094.20% | 1/1/2000 |
| 094.20% | 1/1/1999 |
| 094.20% | 1/1/1998 |
| 094.20% | 1/1/1997 |
| 095.60% | 1/1/1996 |
| 083.44% | 1/1/1995 |
| 074.65% | 1/1/1994 |
| 095.60% | 1/1/1993 |
| 081.00% | 1/1/1992 |
| 096.00% | 7/1/1991 |
| 100.00% | 1/1/1991 |
| 087.00% | 11/1/1989 |