CHAPTER Ill, SECTION 4 -_—————- H&N MAN HOURS H&N FREQUENCY if | : —"——-—— ~H&N SEVERITY —x——*—— —o—— 14% SFOO CONTRACTOR FREQUENCY SFOO CONTRACTOR SEVERITY T | 12% ! 7 | | | _\ | a | | | ! [| | | | 600,000 8% - ! FREQUENCY 400,000 MAN HOURS _ -— 10% SEVERITY | 200,000 JAN FEB Figure 3-6. MAR APR MAY JUN JUL 1953 AUG SEP OCT NOV DEC a JAN ee FEB MAR 1954 Personal Injury Experience - A Comparision With Other SFOO Contractors Page 3-19