WITSML -Installation Report Component Schema The installation represented by this report. Total count of beds available on the installation. The count of personnel on a type of crew. One of the types is all personnel on board. The total cumulative amount of time worked during the reporting period. Commonly specified in units of hours. Note that a day unit translates to 24 hours worked. The total cumulative amount of time worked from the beginning of the month to the end of reporting period. Commonly specified in units of hours. Note that a day unit translates to 24 hours worked. The total cumulative amount of time worked from the beginning of the year to the end of reporting period. Commonly specified in units of hours. Note that a day unit translates to 24 hours worked. Health, Safety and Environmenal information. Production activities.. The unique identifier of the recurring element.