What are folks shelling out for their exchange-purchased health insurance this year? What plans are they buying? Who are the buyers? The online insurance exchange facilitator eHealth took a look and served up some 2015 numbers. Data is based upon plans chosen by eHealth customers who aren't using government subsidies, so premiums reported have not been diluted by the subsidies.

Read: Early coverage buyers may be smarter shoppers

Compared to last year's numbers, here's what eHealth reported:

• Average premiums for plans selected by individuals have increased 3 percent in the current open enrollment period ($294) compared to the prior open enrollment period ($285).

• Average premiums for plans selected by families have increased 6 percent in the current open enrollment period ($737) compared to the prior open enrollment period ($693).

• Average deductibles for plans selected by individuals have increased 2 percent in the current open enrollment period ($3,989) compared to the prior open enrollment period ($3,899).

• Average deductibles for plans selected by families have increased 4 percent in the current open enrollment period ($7,657) compared to the prior open enrollment period ($7,372).

The number of young adults, ages 18 to 34, purchasing coverage via eHealth dominated all other groups at 40 percent. Other categories:

• Age 35-44: 22 percent

• Age 45-54: 20 percent

• Age 55-64: 14 percent