highest power play percentage in a single playoff series

The New York Islanders have the best power-play percentage by a team in the playoffs, at 21.8 percent.

	TEAM	PP%	GP	W	L	T	OTL	SOW	SOL	G	GA	DIFF	PK%	S/GP	S%	SA/GP	SV%
1	Islanders	21.8	282	151	131					890	824	66	79.4	29.96	10.5	30.35	.904
2	Oilers	21.6	337	197	140	1				1,235	1,031	204	80.1	30.22	12.1	30.46	.900
3	Avalanche	21.4	344	187	156		1			1,065	977	88	80.2	29.77	10.4	30.01	.905
4	Lightning	20.9	224	125	99			1		628	595	33	81.6	29.37	9.5	30.41	.913
5	Bruins	20.2	422	210	212	1				1,258	1,222	36	81.3	30.81	9.7	29.07	.900
6	Stars	20.0	378	197	181			1		1,094	1,104	-10	82.2	30.57	9.5	30.06	.903
7	Jets	19.9	66	24	42					174	216	-42	74.9	29.82	8.8	31.09	.895
8	Flyers	19.8	363	187	176					1,085	1,096	-11	78.5	30.32	9.9	29.13	.896
9	Penguins	19.8	369	199	170					1,148	1,072	76	81.6	30.19	10.3	31.01	.906
10	Golden Knights	19.7	106	62	44					324	268	56	77.8	31.80	9.6	28.99	.913
11	Blackhawks	19.7	322	163	159					985	1,014	-29	77.6	30.84	9.9	31.40	.900
12	Coyotes	19.7	128	45	83					332	455	-123	79.2	27.78	9.3	33.39	.894
13	Flames	19.6	241	109	132					749	800	-51	80.8	30.85	10.1	30.71	.892
14	Kings	19.6	235	101	134					705	804	-99	79.0	30.03	10.0	31.40	.891
15	Rangers	19.4	360	176	184					1,042	1,041	1	82.3	29.96	9.7	31.24	.907
16	Sabres	19.4	218	106	112					648	638	10	81.9	28.30	10.5	30.39	.904
17	Blue Jackets	19.1	41	15	26					110	133	-23	76.6	32.85	8.2	36.12	.910
18	Capitals	18.7	315	145	169		1		1	887	898	-11	82.8	30.46	9.2	29.91	.905
19	Red Wings	18.7	355	194	161					1,064	898	166	83.4	32.23	9.3	26.95	.906
20	Canucks	18.6	252	117	135					702	788	-86	78.0	28.90	9.6	31.62	.901
21	Ducks	18.5	162	89	73					433	421	12	83.2	30.30	8.8	31.57	.918
22	Panthers	18.3	122	63	59					340	346	-6	79.5	31.61	8.8	31.37	.910
23	Blues	18.2	346	159	186		1		1	977	1,049	-72	80.7	29.66	9.5	30.03	.899
24	Canadiens	18.2	379	200	179					1,096	1,041	55	83.1	29.50	9.8	29.36	.906
25	Devils	17.7	276	143	133					741	700	41	82.6	29.81	9.0	27.45	.908