4 out of 5 Google for Work customers avoid Google Drive

Google launched its Google for Work suite of applications almost four years ago, and it now has a million monthly active users. However, fewer than one in five organizations that pay for Google for Work also use the Google Drive cloud storage option at least once a month, according to the company. Gmail use dominates the portfolio that also includes Hangouts, Docs and other Google apps.
Google hasn't provided updated information on the specific number of businesses that pay for Google for Work