35. Cummins, Inc., a manufacturer of large engines and electric power generation systems, among other products, reports the following Equity Investments in the footnotes to the December 31, 2014 annual report:

Komatsu alliances	20%-50%	$160
Dongfeng Cummins Engine Company, Ltd	50%	136
Beijing Foton Cummins Engine Company, Ltd	50%	117
Chongqing Cummins Engine Company, Ltd	50%	92
Cummins-Scania XPI Manufacturing, LLC	50%	85
Tata Cummins, Ltd	50%	57
North American distributors	49%-50%	41
Other	Various	293
Total		$981

In addition, Cummins provides the following information about these Equity Investments:

Net Sales	$7,426
Gross Margin	1,539
Net Earnings	630
Cummins Share of Net Earnings	$330

Current Assets	$2,476
Noncurrent Assets	1,667
Current Liabilities	(1,875)
Noncurrent Liabilities	(420)
Net Assets	$1,848

Approximately what percentage of these investee companies did Cummins own, on average, during 2014?