On May 10, 2012, Capstone sold a 20% indirect interest in Bristol Water plc to I-Environment Investments Ltd, a subsidiary of ITOCHU Corporation.  I-Environment Investments Ltd acquired a 2/7ths ownership interest in CSE Water UK Limited, which indirectly owns a 70% interest in Bristol Water plc. Capstone received $68,952 of net proceeds on sale and used the funds to repay the remaining $28,975 on the senior debt facility and $39,000 on the CPC-Cardinal credit facility, retaining cash of $977. Following this sale, Capstone retained a 50% beneficial interest in Bristol Water and continues to consolidate based on retention of control. Capstone recorded the transaction as a transfer of equity to non-controlling interest holders as follows: As at May 10, 2012 Proceeds on sale (£43,500) 70,274 Transaction costs (1,322) Net proceeds on sale 68,952 Taxes payable for gain on sale (850) Adjustment to total equity 68,102 Non-controlling interest adjustment (52,408) Retained earnings adjustment 15,694 AOCI NCI Non-controlling interest adjustment for partial sale of interest in Bristol Water — 52,408 Transfer of cumulative differences on translation of foreign operations 749 (749) Non-controlling interest adjustment, net 749 51,659 Dec 31, 2013 Dec 31, 2012 Debt service and maintenance reserves 23,231 19,044 Cash on deposit in support of letters of credit 6,243 — Cash on deposit 73 73 Construction holdbacks — 112 Restricted cash 29,547 19,229 Unrestricted cash and cash equivalents 45,768 49,599 75,315 68,828 Restricted cash is primarily cash that is held by the Corporation's subsidiaries in support of segregated bank accounts to support debt service reserves, and/or operating and maintenance reserves in support of specific long-term debt, as well as, various letters of credit. For the year ended December 31, 2012, the effective interest rate on short-term cash deposits was 0.45% and these deposits had an average  maturity date of 54 days. 2013 ANNUAL REPORT  69 Dec 31, 2013 Dec 31, 2012 Power 33,760 31,618 Utilities – water 53,373 43,480 Corporate 2,006 288 Total trade and other receivables 89,139 75,386 Dec 31, 2013 Dec 31, 2012 Short-term cash deposits — 6,471 In addition, the portion of cumulative differences on translation related to Bristol Water has been adjusted to the non-controlling interest acquired by  ITOCHU Corporation as follows: Partial Sale of Interest in Bristol Water NOTE 4. CASH AND CASHEQUIVALENTS AND RESTRICTED CASH NOTE 5. SHORT-TERM DEPOSITS NOTE 6. TRADE AND OTHER RECEIVABLES