The average VWAP per RSU and PSU granted on during2013 was 4.12 dollars (2012 – 4.01 dollars). As at December 31, 2013, the carrying value  of the RSUs and PSUs, based on a market price of 3.56 dollars, was $1,839 and is included in accounts payable and other liabilities in the  consolidated statement of financial position (December 31, 2012 – 4.03 dollars and $836). The RSU and PSU compensation expense of $1,004 is recorded as compensation expense in the consolidated statement of income for 2013 (2012 –$721). (C)  Employee Share Purchase Plan All Canadian employees of Capstone are entitled to participate in the employee share purchase plan where employees can direct up to 15% of their  salary to purchase Capstone shares. The Corporation will match 50% of the employee's contribution to maximum of $3 per year. Shares acquired as a matching contribution (including any dividends on those shares) vest after one year of match. For the year ended Dec 31, 2013 Dec 31, 2012 ($000s, except unit amounts) Notional  number of Units Fair Value Notional number of Units Fair Value Outstanding at January 1 588,160 2,211 141,892 541 Grants during the period 377,803 1,537 395,390 1,546 Dividend equivalents 66,391 268 50,878 205 1,032,354 4,016 588,160 2,292 Unrealized loss on revaluation — (643) — (81) Outstanding at December 31 1,032,354 3,373 588,160 2,211 NOTE 25. EXPENSES – ANALYSIS BY NATURE For the year ended Dec 31, 2013 Dec 31, 2012 Operating Admin. Project Development Costs Total Operating Admin. Project Development Costs Total Fuel 78,196 — — 78,196 77,678 — — 77,678 Raw materials, chemicals and supplies 70,457 — — 70,457 72,142 — — 72,142 Wages and benefits 28,932 6,133 831 35,896 24,305 6,749 20 31,074 Maintenance 4,869 — — 4,869 4,370 — — 4,370 Insurance 2,058 — — 2,058 1,914 — — 1,914 Manager fees 1,600 — — 1,600 1,654 — — 1,654 Professional fees for legal, audit, tax and other advisory 3,567 1,965 4,178 9,710 2,470 1,780 345 4,595 Leases 1,565 382 — 1,947 1,334 361 — 1,695 Property taxes 1,323 — — 1,323 1,125 — — 1,125 Bad debts 6,618 — — 6,618 4,067 — — 4,067 Other 5,349 1,889 521 7,759 4,673 2,180 — 6,853 Total 204,534 10,369 5,530 220,433 195,732 11,070 365 207,167 NOTE 26. OTHER GAINS AND LOSSES For the year ended Dec 31, 2013 Dec 31, 2012 Unrealized gain (loss) on derivative financial instruments 11,538 2,605 Realized gain (loss) on derivative financial instruments 295 — Other (70) — Loss on disposal of capital assets (1,974) (1,311) Other net gains and (losses) 9,789 1,294 2013 ANNUAL REPORT  97