Statement of Cash Flows
(In thousands of dollars) 
Year ended December 31, 2020, with comparative information for 2019. 
| 2020 | 2019 | |
|---|---|---|
|  | ||
| Cash provided by (used in): | ||
| Operating activities: | ||
| Excess (deficiency) of revenue over other expenditures | $1,387 | $(3,284) | 
| Amortization which does not involve cash | 2,097 | 2,186 | 
| Change in non-cash operating working capital: | ||
| Accounts receivable | 137 | (26) | 
| Deposits and prepaid expenses | 19 | (52) | 
| Accounts payable and accrued liabilities | (629) | 821 | 
| Deferred revenue | (442) | 667 | 
| Deferred salaries | (189) | 115 | 
|  | ||
|  | 2,380 | 427 | 
| Financing activities: | ||
| Repayment of mortgage principal | (666) | (762) | 
| Investing activities: | ||
| Purchase of investments | (18,014) | (48,357) | 
| Proceeds from redemption of investments | 18,000 | 51,500 | 
| Purchase of capital assets | (2,010) | (1,873) | 
|  | ||
| (2,024) | 1,207 | |
|  | ||
| Increase (decrease) in cash | (310) | 935 | 
| Cash, beginning of year | 4,651 | 3,716 | 
|  | ||
| Cash, end of year | $4,341 | $4,651 | 
|  | ||
See accompanying notes to financial statements.