0 
10 
—— Frequency Rate per_ 
10,000,000 Pounds 
Xl 
n 
» 
921 
30.0 
3.48 
25.1 
6.393 
Teta 
7 Po 
1923 1024 
17.6 20.2 
Accidents per 10,000,000 Pounds 
42.0 7.51 
Davs Lost per 100.000 Pounds 
1925 
13.0 
23209 
CHART 56 AccmeENT FREQUENCY AND SEVERITY Rates IN TERMS OF PRODUCTION 
FroM 1021 710 10926 OF 3 COMPANIES MANUFACTURING HARDWARE. NUMBER OF 
EMPLOYEES. 1,314 
Accident frequency rate decrease.................... 53.8 per cent 
Accident severity rate increase... Che. .212.0 # 
30 
AT =f 
Rate per” 
100.000 Tong. | 
ayaa ent Dat” 
| Vomit - rem trremedeemeersselemmssmlemiread 
1916 1917 1918 1919 1920 1921 1922 1923 1924 
25.2 24.0 23.4 23.6 21.2 26.8 22.2 20.4 220 
Accidents per 100,000 Tons ‘ 
2.82 3.27 2.82 2.76 219 2.66 221 1.84 2.16 
Davs Lost per 100 Tons 
CHART 57 AccipENT FREQUENCY AND SEVERITY RATES IN TERMS OF PRODUCTION 
FroM 1916 10 1025 OF 2.783 MINERAL MinTnG Compantes. NUMBER oF EMPLOYEES, 
123,128 
Accident frequency rate decrease ....................12.3 per cent 
Accident severity rate decrease ..... 1X. SE 
ny