Vertical Analysis of Income Statement The following comparative income statement (in thousands of dollars) for two recent fiscal years was adapted from the annual report of Calvin Motorsports, Inc., owner and operator of several major motor speedways, such as the Atlanta, Texas, and Las Vegas Motor Speedways.

				Current Year			Previous Year
Revenues:
	Admissions			$104,060			$116,640
	Event-related revenue			143,792			143,856
	NASCAR broadcasting revenue			183,997			174,474
	Other operating revenue			41,151			51,030
		Total revenue		$473,000			$486,000
Expenses and other:
	Direct expense of events			$91,762			$98,658
	NASCAR event management fees			119,196			126,360
	Other direct operating expenses			25,069			20,898
	General and administrative			181,159			216,756
		Total expenses and other		$417,186			$462,672
Income from continuing operations				$55,814			$23,328

a. Prepare a comparative income statement for these two years in vertical form, stating each item as a percent of revenues. Round to one decimal place. Enter all amounts as positive numbers.

Calvin Motorsports, Inc.
Comparative Income Statement (in thousands of dollars)
For the Years Ended December 31
	Current Year Amount	Current Year Percent	Prior Year Amount	Prior Year Percent
Revenues:
Admissions	$104,060	_________%	$116,640	_________%
Event-related revenue	143,792	_________%	143,856	_________%
NASCAR broadcasting revenue	183,997	_________%	174,474	_________%
Other operating revenue	41,151	_________%	51,030	_________%
Total revenue	$473,000	_________%	$486,000	_________%
Expenses and other:
Direct expense of events	$91,762	_________%	$98,658	_________%
NASCAR event management fees	119,196	_________%	126,360	_________%
Other direct operating expenses	25,069	_________%	20,898	_________%
General and administrative	181,159	_________%	216,756	_________%
Total expenses and other	$417,186	_________%	$462,672	_________%
Income from continuing operations	$55,814	_________%	$23,328	_________%

b. While overall revenue _________some between the two years, the overall mix of revenue sources did change somewhat. The NASCAR broadcasting revenue _______ as a percent of total revenue by 3 percentage points, while the percent of admissions revenue to total revenue_______ by 2 percentage points. Overall, it appears that income from continuing operations has significantly improved because of ________.