which team has the best power play percentage in nhl history

The Utah Mammoth have the best power-play percentage by a team, at 23.3 percent.

	TEAM	PP%	GP	W	L	T	OTL	PTS	PTS%	SOW	SOL	G	GA	DIFF	PK%	S/GP	S%	SA/GP	SV%
1	Mammoth	23.3	95	47	35		13	107	.563	1	4	284	282	2	78.9	28.72	10.4	27.25	.891
2	Penguins	20.7	3,735	1,783	1,498	255	199	4,020	.538	90	73	12,454	12,467	-13	80.0	30.31	11.0	31.20	.893
3	Golden Knights	20.7	631	369	200		62	800	.634	25	25	2,034	1,741	293	79.4	32.60	9.9	29.25	.906
4	Rangers	20.1	3,736	1,798	1,486	267	185	4,048	.542	92	77	11,909	11,427	482	81.3	30.37	10.5	30.19	.899
5	Avalanche	20.1	3,576	1,718	1,425	261	172	3,869	.541	89	54	11,616	11,272	344	80.6	29.69	10.9	30.16	.895
6	Red Wings	20.0	3,737	1,774	1,447	296	220	4,064	.544	85	83	12,003	11,754	249	80.7	30.60	10.5	28.79	.891
7	Bruins	19.8	3,737	1,963	1,261	287	226	4,439	.594	79	91	12,150	10,712	1,438	82.4	31.14	10.4	28.00	.898
8	Flames	19.8	3,736	1,777	1,449	311	199	4,064	.544	62	79	12,140	11,560	580	80.9	30.28	10.7	29.15	.894
9	Capitals	19.8	3,733	1,833	1,420	274	206	4,146	.555	81	87	11,878	11,347	531	81.3	29.60	10.8	29.14	.896
10	Stars	19.6	3,734	1,789	1,426	319	200	4,097	.549	90	72	11,605	11,245	360	81.4	30.02	10.4	29.16	.897
11	Islanders	19.5	3,733	1,694	1,552	272	215	3,875	.519	92	91	11,739	11,646	93	80.2	29.42	10.7	30.69	.898
12	Oilers	19.5	3,578	1,671	1,448	262	197	3,801	.531	82	78	11,908	11,588	320	80.5	29.53	11.3	30.41	.894
13	Blues	19.4	3,736	1,789	1,447	299	201	4,078	.546	88	80	11,611	11,373	238	81.8	29.38	10.6	28.89	.895
14	Canadiens	19.4	3,736	1,840	1,388	288	220	4,188	.560	83	83	11,803	10,882	921	81.6	29.77	10.6	29.52	.901
15	Maple Leafs	19.3	3,735	1,681	1,596	251	207	3,820	.511	69	84	11,925	12,474	-549	79.6	30.09	10.6	31.27	.893
16	Kings	19.3	3,736	1,651	1,571	304	210	3,816	.511	83	89	11,769	12,081	-312	79.9	30.28	10.4	29.76	.891
17	Flyers	19.3	3,734	1,854	1,347	304	229	4,241	.568	69	103	12,081	11,196	885	81.3	30.93	10.5	28.74	.896
18	Canucks	19.0	3,735	1,636	1,581	317	201	3,790	.507	86	87	11,466	11,919	-453	80.4	29.36	10.5	29.70	.893
19	Kraken	18.7	340	148	155		37	333	.490	8	13	994	1,062	-68	76.7	28.69	10.2	28.40	.890
20	Sabres	18.7	3,734	1,707	1,512	313	202	3,929	.526	94	83	11,545	11,297	248	82.0	29.35	10.5	30.31	.900
21	Blackhawks	18.6	3,735	1,661	1,551	311	212	3,845	.515	86	80	11,471	11,698	-227	80.8	30.15	10.2	30.29	.897
22	Devils	18.6	3,734	1,655	1,590	291	198	3,799	.509	85	97	10,998	11,533	-535	80.9	29.72	9.9	28.59	.892
23	Lightning	18.3	2,535	1,180	1,061	112	182	2,654	.523	78	70	7,330	7,586	-256	81.7	29.26	9.9	29.61	.899
24	Coyotes	18.2	3,480	1,424	1,599	266	191	3,305	.475	84	79	10,346	11,597	-1,251	80.3	29.24	10.2	31.27	.893
25	Hurricanes	18.0	3,572	1,574	1,532	263	203	3,614	.506	58	74	10,693	11,307	-614	81.4	30.14	9.9	29.42	.892