Delivery Dudes Services has the collected the following information about operating expenditures for its delivery trucks for the past five years:

Year	Miles	Operating Costs
2013	45,000	$185,000
2014	60,000	$200,000
2015	40,000	$170,000
2016	55,000	$195,000
2017	75,000	$215,150

Using the high-low method, what would be the estimated operating costs for 2018 at an activity level of 50,000 miles?

$197,400

$187,500

$182,900

$202,200