2020

2019

SUPPLEMENTAL CASH FLOW INFORMATION:

Cash paid for interest

$

4,912,165

$

3,574,304

Noncash Financing and Investing Activities:

Equipment acquired reflected in accounts payable and accrued liabilities

$

1,228,000

$

290,389

Right-to-use assets obtained in exchange for lease obligations

$

1,723,594

$

1,421,669

Warrants issued in connection with notes payable

$

-

$

3,579,115