_id	Month	unsafe_1958	unsafe_1959	unsafe_1960
1	JAN	340	360	417
2	FEB	318	342	391
3	MAR	362	406	419
4	APR	348	396	461
5	MAY	363	420	472
6	JUN	435	472	535
7	JUL	491	548	622
8	AUG	505	559	606
9	SEP	404	463	508
10	OCT	359	407	461
11	NOV	310	362	390
12	DEC	337	405	432