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Revenues (Tables)
12 Months Ended
Dec. 31, 2019
Revenues [Abstract]  
Revenues

Revenues are comprised of the following:

 
 
Year Ended December 31
 
 
2017
 
2018
 
2019
Time charter revenue (operating leases)
 
$
146,533

 
$
191,977

 
$
202,400

Voyage charter revenue
 
1,095

 
1,113

 

Other income
 
6,412

 
8,458

 
4,282

Total
 
154,040

 
201,548

 
206,682