Machine hours and electricity costs for Wells Industries for the most recent year are as follows: Month Machine Hours Electricity Costs January 2,000 $9,221 February 2,320 $10,500 March 1,520 $6,774 April 2,480 $11,499 May 3,040 $14,125 June 3,570 $15,560 July 3,280 $12,375 August 2,800 $11,375 September 1,600 $6,572 October 2,960 $13,000 November 3,760 $15,510 December 3,140 $11,213 What is the estimated electricity cost for a month in which 1,900 machine hours are worked? (Round your answer to the nearest dollar).