Table 8: A part of an activity log of User 1.

User IDStart timeEnd timeActivity

010-4135-xxxx2009-09-15 10:552009-09-15 12:18Study (work)
010-4135-xxxx2009-09-15 12:192009-09-15 12:32Meal
010-4135-xxxx2009-09-15 12:332009-09-15 13:12Unknown
010-4135-xxxx2009-09-15 13:332009-09-15 13:32Rest
010-4135-xxxx2009-09-15 15:562009-09-15 15:55Study (work)
010-4135-xxxx2009-09-15 15:352009-09-15 17:37Move
010-4135-xxxx2009-09-15 17:382009-09-15 18:31Study (work)
010-4135-xxxx2009-09-15 18:322009-09-15 20:03Meal
010-4135-xxxx2009-09-15 20:042009-09-15 21:24Unknown
010-4135-xxxx2009-09-15 21:252009-09-15 23:09Move
010-4135-xxxx2009-09-15 23:102009-09-15 23:22Rest
010-4135-xxxx2009-09-15 23:232009-09-15 23:59Sleep