Computer information systems graduates, who numbered 240,508, earned less at a median $62,000 per year, with the 25th percentile making $45,000 and the 75th percentile receiving $86,000, which was a difference of $41,000. Both types of graduates reported 94 percent employment, with 92 to 94 percent working full-time.
The sleep cycle is repeated many times throughout the night. Each sleep cycle lasts 90 minutes, usually it takes about 30 minutes to enter dreamland. Therefore, a lucid dream can last up to one hour. After that, the sleep cycle will restart again.
In the course of the 34 nights of the study, 35 lucid dreams were reported subsequent to spontaneous awakening from various stages of sleep as follows: REM sleep 32 times, NREM Stage-1, twice, and during the transition from NREM Stage-2 to REM, once. The subjects reported signaling during 30 of these lucid dreams.