Years Ended December 31,

2019

2018

2017

Revenue from customer contracts:

(in thousands)

Sales under the COSPA

$

86,554

$

104,891

$

74,693

Gabonese government share of Profit Oil

—

2,193

11,638

U.S. crude oil and natural gas revenue

—

5

47

Other items reported in revenue not associated with customer contracts:

Gabonese government share of Profit Oil taken in-kind

7,268

9,385

—

Carried interest recoupment

2,950

3,545

2,205

Royalties

(12,251)

(15,076)

(11,558)

Total revenue, net

$

84,521

$

104,943

$

77,025