Year | Direct costs saved | Indirect costs saved | Total costs saved | ROI of direct benefit | ROI of indirect benefit | ROI of total benefit |
---|---|---|---|---|---|---|
2006 | 25,757,745 | 154,660,310 | 180,418,055 | 5.6 | 38.3 | 44.9 |
2007 | 26,623,550 | 168,395,173 | 195,018,723 | 5.7 | 41.2 | 47.9 |
2008 | 37,422,765 | 249,340,014 | 286,762,779 | 10.5 | 75.7 | 87.2 |
2009 | 44,063,311 | 309,261,465 | 353,324,777 | 9.4 | 71.7 | 82.0 |
2010 | 50,238,980 | 371,434,400 | 421,673,380 | 7.2 | 59.6 | 67.8 |
2011 | 56,000,568 | 436,140,570 | 492,141,138 | 8.6 | 73.5 | 83.0 |
2012 | 58,388,457 | 479,019,957 | 537,408,415 | 9.2 | 82.9 | 93.1 |
2013 | 60,362,285 | 521,655,858 | 582,018,142 | 10.9 | 101.5 | 113.3 |
2014 | 65,856,571 | 599,527,566 | 665,384,137 | 11.0 | 108.0 | 120.0 |
2015 | 64,271,038 | 616,335,350 | 680,606,389 | 10.8 | 111.9 | 123.7 |
2006–2015 | 488,985,271 | 3,905,770,664 | 4,394,755,935 | 8.9 | 78.4 | 88.4 |