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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2021
Fair Value Measurements  
Schedule of cash equivalents and marketable securities

Level 1

Level 2

Level 3

Total

Assets:

Cash equivalents

Money market

$

33,961,344

$

-

$

-

$

33,961,344

Commercial paper

-

2,000,000

-

2,000,000

Total cash equivalents

33,961,344

2,000,000

-

35,961,344

Marketable securities:

U.S. Treasuries

$

43,115,370

$

-

$

-

$

43,115,370

Government securities

-

19,204,368

-

19,204,368

Commercial paper

-

12,988,025

-

12,988,025

Total marketable securities

43,115,370

32,192,393

-

75,307,763

Total cash equivalents and marketable securities

$

77,076,714

$

34,192,393

$

-

$

111,269,107