One of the companies we track in the education sector is Education Dynamics (EdDyn), one of the largest lead-generation and online marketing providers for the for-profit companies. Its sites consistently rank in the top 3 (for organic rankings) on any search engine when searching for education keywords.
In its monthly newsletter, EdDyn stated the following (roughly half of the respondents were seeking B.A. degrees):
When visitors to eLearners.com who submitted inquiry forms in the last 30 days were surveyed, 33 percent of respondents said they need a college degree to grow in their career or to compete, and 44 percent indicated they want to start a new career.