At the end of the second quarter of 2011, the original acquisition cost of the Company’s rental fleet was $724.9 million, an increase of $67.2 million from $657.7 million at the end of the second quarter of 2010 and an increase of $39.8 million from $685.1 million at the end of 2010. Dollar utilization was 31.0% compared to 25.3% for the second quarter of 2010. Dollar returns increased reflecting higher year-over-year average rental rates and improved time utilization.
Selling, General and Administrative Expenses
SG&A expenses for the second quarter of 2011 were $37.5 million compared with $36.8 million last year, a $0.7 million, or 2.1%, increase. For the second quarter of 2011, SG&A expenses as a percentage of total revenues were 20.4% as compared to 28.1% a year ago.Income (Loss) from Operations Income from operations for the second quarter of 2011 was $10.3 million, or 5.6% of revenues, compared with loss from operations of $4.3 million, or 3.2% of revenues, a year ago. Interest Expense Interest expense for the second quarter of 2011 and 2010 was $7.2 million in each period. Net Income (Loss) Net income was $2.7 million, or $0.08 per diluted share, compared to net loss of $7.1 million, or ($0.20) per diluted share, a year ago. The effective income tax rate was 18.7% compared to 37.5% a year ago. EBITDA EBITDA for the second quarter of 2011 increased 89.1% to $35.2 million compared to $18.6 million a year ago. EBITDA, as a percentage of revenues, was 19.1% compared to 14.2% a year ago. Non-GAAP Financial Measures This press release contains certain Non-GAAP measures (EBITDA). Please refer to our Current Report on Form 8-K for a description of our use of these measures. EBITDA, as calculated by the Company, is not necessarily comparable to similarly titled measures reported by other companies. Additionally, these Non-GAAP measures are not measurements of financial performance or liquidity under GAAP and should not be considered as alternatives to the Company's other financial information determined under GAAP.