March 31, 2020

December 31, 2019

Number of

Warrants

Weighted

Average

Exercise

Price

Number of

Warrants

Weighted

Average

Exercise

Price

Outstanding, beginning of year

194,204,339

$

0.09

192,148,956

$

0.09

Issued

-

-

12,783,672

0.10

Exercised

3,760,000

0.10

(9,688,917)

-0.10

Cancelled

-

-

(345,205)

-0.11

Expired

-

-

(694,167)

0.17

Outstanding, end of period

190,444,339

$

0.09

194,204,339

$

0.09