.

The following table presents our revenues by revenue source (in millions):

.

.

  Three Months Ended Nine Months Ended

.

September 30, September 30,

.

  2013 2014 2013 2014

.

(unaudited)

.

Advertising revenues:

.

Websites $9,376 $11,252 $26,884 $32,656

.

Network Members' websites 3,148 3,430 9,603 10,251

.

Total advertising revenues 12,524 14,682 36,487 42,907

.

Other revenues 1,230 1,841 3,325 4,991

.

Total revenues $13,754 $16,523 $39,812 $47,898

.

.

The following table presents our revenues, by revenue source, as a percentage of total revenues:

.

.

Three Months Ended Nine Months Ended

.

September 30, September 30,

.

2013 2014 2013 2014

.

(unaudited)

.

Advertising revenues:

.

Websites 68% 68% 68% 68%

.

Network Members' websites 23% 21% 24% 22%

.

Total advertising revenues 91% 89% 92% 90%

.

Other revenues 9% 11% 8% 10%

.

Total revenues 100% 100% 100% 100%