which team had the least goals allowed per game in 1991

The Chicago Blackhawks had the fewest goals against per game played by a team in 1990-91, with 2.64.

	TEAM	GA/GP	GA	GP	SEASON	W	L	T	PTS	PTS%	G	DIFF	PP%	PK%	S/GP	S%	SA/GP	SV%
1	Blackhawks	2.64	211	80	1990-91	49	23	8	106	.663	284	73	22.1	83.8	32.05	11.1	27.68	.905
2	Canadiens	3.11	249	80	1990-91	39	30	11	89	.556	273	24	18.5	80.9	29.81	11.4	28.95	.892
3	Blues	3.13	250	80	1990-91	47	22	11	105	.656	310	60	20.1	83.8	31.88	12.2	29.31	.893
4	Kings	3.18	254	80	1990-91	46	24	10	102	.638	340	86	20.5	83.0	30.13	14.1	30.15	.895
5	Capitals	3.23	258	80	1990-91	37	36	7	81	.506	258	0	18.8	86.0	29.63	10.9	26.40	.878
6	Flames	3.29	263	80	1990-91	46	26	8	100	.625	344	81	23.7	81.7	32.55	13.2	27.50	.880
7	Bruins	3.3	264	80	1990-91	44	24	12	100	.625	299	35	21.1	82.6	31.40	11.9	28.00	.882
8	Devils	3.3	264	80	1990-91	32	33	15	79	.494	272	8	19.9	79.7	31.19	10.9	27.95	.882
9	Rangers	3.31	265	80	1990-91	36	31	13	85	.531	297	32	23.7	79.8	30.55	12.2	31.88	.896
10	North Stars	3.33	266	80	1990-91	27	39	14	68	.425	256	-10	19.9	80.2	32.06	10.0	28.33	.883
11	Flyers	3.34	267	80	1990-91	33	37	10	76	.475	252	-15	20.1	80.9	28.55	11.0	28.68	.884
12	Oilers	3.4	272	80	1990-91	37	37	6	80	.500	272	0	17.5	79.4	27.59	12.3	30.35	.888
13	Whalers	3.45	276	80	1990-91	31	38	11	73	.456	238	-38	18.1	80.5	28.91	10.3	27.01	.872
14	Sabres	3.48	278	80	1990-91	31	30	19	81	.506	292	14	18.3	83.2	30.13	12.1	30.40	.886
15	Jets	3.6	288	80	1990-91	26	43	11	63	.394	260	-28	19.4	83.8	28.80	11.3	31.23	.885
16	Islanders	3.63	290	80	1990-91	25	45	10	60	.375	223	-67	16.1	77.9	27.10	10.3	31.19	.884
17	Red Wings	3.73	298	80	1990-91	34	38	8	76	.475	273	-25	16.4	77.7	28.88	11.8	29.41	.873
18	Penguins	3.81	305	80	1990-91	41	33	6	88	.550	342	37	22.9	79.2	30.20	14.2	34.04	.888
19	Canucks	3.94	315	80	1990-91	28	43	9	65	.406	243	-72	16.6	77.6	29.98	10.1	29.64	.867
20	Maple Leafs	3.98	318	80	1990-91	23	46	11	57	.356	241	-77	17.6	77.4	29.29	10.3	32.16	.876
21	Nordiques	4.43	354	80	1990-91	16	50	14	46	.288	236	-118	15.5	73.4	25.38	11.6	35.79	.876