when did the canadiens have their best power play percentage in a season

The Montreal Canadiens had their best power-play percentage in a season in 1977-78, at 31.9 percent.

	TEAM	PP%	SEASON	GP	W	L	T	OTL	PTS	PTS%	SOW	SOL	G	GA	DIFF	PK%	S/GP	S%	SA/GP	SV%
1	Canadiens	31.9	1977-78	80	59	10	11		129	.806			359	183	176	81.0	32.76	13.7	25.94	.912
2	Canadiens	29.1	1979-80	80	47	20	13		107	.669			328	240	88	81.4	31.64	13.0	27.69	.892
3	Canadiens	28.3	1978-79	80	52	17	11		115	.719			337	204	133	83.6	32.16	13.1	25.41	.900
4	Canadiens	25.2	1985-86	80	40	33	7		87	.544			330	280	50	79.4	29.43	14.0	27.11	.871
5	Canadiens	24.2	1981-82	80	46	17	17		109	.681			360	223	137	80.1	33.78	13.3	27.48	.899
6	Canadiens	24.1	1980-81	80	45	22	13		103	.644			332	232	100	81.7	33.86	12.3	26.44	.890
7	Canadiens	24.1	2007-08	82	47	25		10	104	.634	5	6	257	216	41	82.5	29.06	10.8	31.57	.917
8	Canadiens	24.0	1984-85	80	41	27	12		94	.588			309	262	47	79.2	30.20	12.8	24.65	.867
9	Canadiens	22.8	2006-07	82	42	34		6	90	.549	6	5	239	251	-12	83.5	29.59	9.9	32.74	.907
10	Canadiens	22.7	1982-83	80	42	24	14		98	.613			350	286	64	74.4	32.88	13.3	29.09	.877
11	Canadiens	21.8	2009-10	82	39	33		10	88	.537	7	5	210	218	-8	83.0	28.61	9.0	32.12	.917
12	Canadiens	21.5	2024-25	19	7	10		2	16	.421	0	1	54	70	-16	81.8	24.53	11.6	30.21	.878
13	Canadiens	21.2	2017-18	82	29	40		13	71	.433	2	6	207	258	-51	74.1	32.77	7.7	32.32	.903
14	Canadiens	21.0	1986-87	80	41	29	10		92	.575			277	241	36	83.3	28.00	12.4	27.13	.889
15	Canadiens	21.0	1988-89	80	53	18	9		115	.719			315	218	97	82.2	30.85	12.8	26.54	.897
16	Canadiens	20.7	2012-13	48	29	14		5	63	.656	3	2	146	124	22	79.8	30.58	9.9	26.94	.904
17	Canadiens	20.1	1993-94	84	41	29	14		96	.571			283	248	35	82.6	31.20	10.8	30.15	.902
18	Canadiens	20.1	1983-84	80	35	40	5		75	.469			286	295	-9	79.7	28.65	12.5	25.70	.857
19	Canadiens	19.7	2010-11	82	44	30		8	96	.585	3	3	213	206	7	84.4	31.73	8.2	30.95	.919
20	Canadiens	19.7	2016-17	82	47	26		9	103	.628	3	2	223	198	25	81.1	29.99	9.1	29.62	.918
21	Canadiens	19.5	1991-92	80	41	28	11		93	.581			267	207	60	81.3	30.54	10.9	27.84	.907
22	Canadiens	19.3	2008-09	82	41	30		11	93	.567	7	7	242	240	2	82.4	30.01	9.8	31.71	.908
23	Canadiens	19.2	2005-06	82	42	31		9	93	.567	2	3	241	244	-3	81.1	30.12	9.8	30.57	.903
24	Canadiens	19.2	2020-21	56	24	21		11	59	.527	1	3	158	165	-7	78.5	31.18	9.0	28.20	.896
25	Canadiens	19.0	1995-96	82	40	32	10		90	.549			265	248	17	82.2	28.82	11.2	32.39	.907