penguins power play percentage best year in history

The Pittsburgh Penguins had a power-play percentage of 21.1 in 1977-78.

	TEAM	PP%	SEASON	GP	W	L	T	OTL	PTS	PTS%	G	GA	DIFF	PK%	S/GP	S%	SA/GP	SV%
1	Penguins	21.1	1977-78	80	25	37	18		68	.425	254	321	-67	74.7	28.83	11.0	34.86	.885
2	Penguins	21.5	1978-79	80	36	31	13		85	.531	281	279	2	77.2	32.31	10.9	30.88	.887
3	Penguins	19.8	1979-80	80	30	37	13		73	.456	251	303	-52	74.0	30.69	10.2	29.89	.873
4	Penguins	23.1	1980-81	80	30	37	13		73	.456	302	345	-43	73.4	32.59	11.6	30.65	.859
5	Penguins	24.8	1981-82	80	31	36	13		75	.469	310	337	-27	76.9	31.88	12.2	31.21	.865
6	Penguins	22.5	1982-83	80	18	53	9		45	.281	257	394	-137	72.5	30.23	10.6	32.69	.849
7	Penguins	20.9	1983-84	80	16	58	6		38	.238	254	390	-136	76.0	28.34	11.2	36.35	.866
8	Penguins	17.3	1984-85	80	24	51	5		53	.331	276	385	-109	76.0	28.13	12.3	37.04	.870
9	Penguins	22.5	1985-86	80	34	38	8		76	.475	313	305	8	77.0	30.23	12.9	31.11	.877
10	Penguins	20.8	1986-87	80	30	38	12		72	.450	297	290	7	76.1	30.33	12.2	29.45	.877
11	Penguins	22.0	1987-88	80	36	35	9		81	.506	319	316	3	76.4	31.30	12.7	31.05	.873
12	Penguins	24.5	1988-89	80	40	33	7		87	.544	347	349	-2	77.0	28.51	15.2	35.70	.878
13	Penguins	21.3	1989-90	80	32	40	8		72	.450	318	359	-41	74.7	29.00	13.7	33.55	.866
14	Penguins	22.9	1990-91	80	41	33	6		88	.550	342	305	37	79.2	30.20	14.2	34.04	.888
15	Penguins	21.7	1991-92	80	39	32	9		87	.544	343	308	35	79.9	31.78	13.5	31.48	.878
16	Penguins	23.9	1992-93	84	56	21	7		119	.708	367	268	99	83.2	32.44	13.5	30.73	.896
17	Penguins	18.8	1993-94	84	44	27	13		101	.601	299	285	14	82.0	32.51	10.9	31.86	.893
18	Penguins	19.0	1994-95	48	29	16	3		61	.635	181	158	23	79.9	29.17	12.9	32.88	.900
19	Penguins	26.0	1995-96	82	49	29	4		102	.622	362	284	78	83.3	32.26	13.7	34.63	.900
20	Penguins	21.8	1996-97	82	38	36	8		84	.512	285	280	5	81.1	29.44	11.8	34.29	.900
21	Penguins	16.5	1997-98	82	40	24	18		98	.598	228	188	40	86.4	26.54	10.5	26.85	.915
22	Penguins	17.9	1998-99	82	38	30	14		90	.549	242	225	17	81.5	25.48	11.6	25.96	.894
23	Penguins	15.6	1999-00	82	37	31	8	6	88	.537	241	236	5	82.6	26.06	11.3	28.73	.900
24	Penguins	20.3	2000-01	82	42	28	9	3	96	.585	281	256	25	80.7	29.20	11.7	29.23	.893
25	Penguins	14.0	2001-02	82	28	41	8	5	69	.421	198	249	-51	83.8	27.01	8.9	29.20	.896