Table 3.

Direct medical cost of lumbar surgery between 2002 and 2011

Year	Total cost, $
2002/03	13 398 511.89
2003/04	8 108 019.65
2004/05	9 146 695.93
2005/06	11 436 852.60
2006/07	16 971 239.82
2007/08	21 482 207.86
2008/09	23 049 605.23
2009/10	23 532 079.67
2010/11	24 372 346.98
2011/12	24 055 931.22
Cumulative 2002–2011	175 553 490.90