Most people actually use 60% or less of available work time. When more than 38,000 people in 200 countries were queried about individual productivity, it showed that even though they were physically at work five days a week they were only productively using three days.

Microsoft Office Personal Productivity Challenge (PPC)

On a typical day, office workers are interrupted about 7 times an hour, which adds up to 56 interruptions a day, 80% of which are considered trivial.

W. Cole, TIME Magazine

A person who works with a “messy” or cluttered desk spends, on average, 1½ hours per day looking for things or being distracted by things or approximately 7½ hours per work week.

Dr. Donald E. Wetmore