We have two operating and reportable segments: (i) automotive and (ii) energy generation and storage. The automotive segment includes the design, development, manufacturing, sales, and leasing of electric vehicles as well as sales of automotive regulatory credits. Additionally, the automotive segment is also comprised of services and other, which includes non-warranty after-sales vehicle services, sales of used vehicles, retail merchandise, sales by our acquired subsidiaries to third party customers, and vehicle insurance revenue. The energy generation and storage segment includes the design, manufacture, installation, sales, and leasing of solar energy generation and energy storage products and related services and sales of solar energy systems incentives. Our CODM does not evaluate operating segments using asset or liability information. The following table presents revenues and gross profit by reportable segment (in millions):

	Three Months Ended March 31,
	2020		2019
Automotive segment
Revenues	$	5,692	$	4,217
Gross profit	$	1,223	$	558
Energy generation and storage segment
Revenues	$	293	$	324
Gross profit	$	11	$	8

The following table presents revenues by geographic area based on the sales location of our products (in millions):

	Three Months Ended March 31,
	2020		2019
United States	$	2,768	$	2,330
China		900		779
Other		2,317		1,432
Total	$	5,985	$	4,541

The revenues in certain geographic areas were impacted by the price adjustments we made to our vehicle offerings during the three months ended March 31, 2019. Refer to Note 2, Summary of Significant Accounting Policies, for details.

The following table presents long-lived assets by geographic area (in millions):

	March 31,		December 31,
	2020		2019
United States	$	15,657	$	15,644
International		1,087		890
Total	$	16,744	$	16,534