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INVENTORY
12 Months Ended
Dec. 31, 2022
INVENTORY  
INVENTORY

NOTE 5. INVENTORY

Inventory is comprised of the following:

December 31, 

2022

2021

Parts and supplies

$

70,228

$

63,628

Work in progress

 

14,394

 

9,241

Inventory

$

84,622

$

72,869

During the years ended December 31, 2022, 2021 and 2020 we recorded write–downs to inventory of $1.6 million, $1.0 million and $1.3 million, respectively, for inventory considered to be excess, obsolete or carried at an amount in excess of net realizable value.