Physician count Median Age Total Number of Days with billings Mean Number of Days with billings per year per anesthesiologist 1998/1999 346 46 58,038 168 1999/2000 350 47 61,274 175 2000/2001 351 47 60,383 172 2001/2002 359 48 59,481 166 2002/2003 366 48 59,399 162 2003/2004 380 48 60,412 160 2004/2005 412 48 62,657 152 2005/2006 437 49 66,111 151 2006/2007 445 50 68,432 154 2007/2008 461 50 69,897 150

Table 4: Number of BC specialist anesthesiologists, median age, and total number of days with billings and mean number of days with submitted billings, per anesthesiologist, annually from 1998 through 2008 (Knowledge Management and Technology Division BC Health � personal communication).