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Accrued Liabilities
12 Months Ended
Dec. 31, 2021
Accrued Liabilities  
Accrued Liabilities

(7) Accrued Liabilities

Accrued liabilities consisted of the following items (in thousands):

December 31,

    

2020

    

2021

Capital expenditures

$

32,372

 

46,983

Gathering, compression, processing, and transportation expenses

152,724

164,900

Marketing expenses

68,193

50,589

Interest expense, net

 

25,645

 

65,093

Accrued production and ad valorem taxes

37,371

44,298

Derivative settlements payable

3,425

35,202

Accrued general and administrative expense

14,363

27,740

Other

 

9,431

 

22,439

Total accrued liabilities

$

343,524

 

457,244