600
500
VEHICLES
60
ACCIDENTS RELATIVE
ALL ACCIDENTS PER 1,000 VEHICLES
50
O
TO
VEHICLES
TOTAL NO. OF VEHICLES IN 1,000 UNITS
400
300
40 TOTAL PERSONAL INJURY
30
ACCIDENTS PER 1,000 VEHICLES
VEHICLE REGISTRATION IN 1,000 UNITS
200
20
ACCIDENTS PER
1,000
100
X
0
1947 48
49
50
51
52
53
54 55 56 57 58 59 60 61
O
62