India, March 17 -- Natural Gas Services Group Inc. (NGS) announced earnings for its fourth quarter that increased from last year but missed the Street estimates.

The company's earnings came in at $2.87 million, or $0.23 per share. This compares with $1.70 million, or $0.14 per share, last year.

Analysts on average had expected the company to earn $0.25 per share. Analysts' estimates typically exclude special items.

The company's revenue for the period rose 12.3% to $40.66 million from $36.22 million last year.

Natural Gas Services Group Inc. earnings at a glance (GAAP) :

-Earnings: $2.87 Mln. vs. $1.70 Mln. last year.-EPS: $0.23 vs. $0.14 last year.-Revenue: $40.66 Mln vs. $36.22 Mln last year.

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