The Pittsburgh Penguins had their most games in a season on Sundays in 1971-72, with 21 games.

Interpreted as:

penguins record games in a regular season on sundays

	TEAM	GP	SEASON	W	L	T	OTL	PTS	PTS%	SOW	SOL	G	GA	DIFF	PP%	PK%	S/GP	S%	SA/GP	SV%
1	Penguins	21	1971-72	3	12	6	0	12	.286	0	0	50	77	-27			30.62	7.8	30.52	.880
2	Penguins	19	1975-76	9	8	2	0	20	.526	0	0	78	70	8			32.47	12.6	34.95	.895
3	Penguins	18	1974-75	7	10	1	0	15	.417	0	0	61	78	-17			31.50	10.8	35.39	.878
4	Penguins	17	1973-74	6	11	0	0	12	.353	0	0	57	69	-12			33.06	10.1	32.47	.875
5	Penguins	17	1972-73	3	13	1	0	7	.206	0	0	38	71	-33			28.47	7.9	35.35	.882
6	Penguins	17	1969-70	4	9	4	0	12	.353	0	0	43	59	-16			31.00	8.2	31.47	.890
7	Penguins	16	1981-82	7	7	2	0	16	.500	0	0	65	66	-1	27.6	79.2	30.25	13.4	31.75	.870
8	Penguins	16	1976-77	7	6	3	0	17	.531	0	0	51	45	6			28.44	11.2	32.44	.913
9	Penguins	16	1968-69	3	12	1	0	7	.219	0	0	36	64	-28			27.44	8.2	35.75	.888
10	Penguins	15	1970-71	0	10	5	0	5	.167	0	0	27	48	-21			31.47	5.7	32.00	.900
11	Penguins	14	1978-79	4	7	3	0	11	.393	0	0	42	59	-17	16.3	73.2	31.00	9.7	30.21	.861
12	Penguins	13	1983-84	1	10	2	0	4	.154	0	0	37	58	-21	17.5	82.8	30.31	9.4	38.00	.883
13	Penguins	13	1979-80	6	6	1	0	13	.500	0	0	37	36	1	13.6	77.5	29.92	9.5	30.00	.908
14	Penguins	13	1977-78	5	4	4	0	14	.538	0	0	36	51	-15	7.0	77.1	27.31	10.1	36.54	.893
15	Penguins	12	2021-22	8	4	0	0	16	.667	1	0	46	37	9	21.1	78.1	32.00	12.0	32.92	.906
16	Penguins	12	1992-93	8	3	1	0	17	.708	0	0	45	39	6	30.2	78.9	31.67	11.8	30.50	.893
17	Penguins	12	1988-89	5	6	1	0	11	.458	0	0	50	57	-7	27.0	76.5	25.42	16.4	42.33	.888
18	Penguins	12	1986-87	4	6	2	0	10	.417	0	0	32	36	-4	13.8	84.2	28.17	9.5	32.67	.908
19	Penguins	12	1967-68	3	8	1	0	7	.292	0	0	28	41	-13			30.25	7.7	32.58	.895
20	Penguins	11	2011-12	6	3	0	2	14	.636	0	1	39	35	4	24.5	90.6	35.36	10.0	26.73	.881
21	Penguins	11	1993-94	6	5	0	0	12	.545	0	0	39	44	-5	25.0	80.3	32.55	10.9	31.09	.871
22	Penguins	11	1987-88	4	6	1	0	9	.409	0	0	47	48	-1	35.3	69.2	31.82	13.4	31.09	.860
23	Penguins	11	1982-83	1	9	1	0	3	.136	0	0	32	50	-18	20.0	76.9	27.00	10.8	30.18	.849
24	Penguins	10	2009-10	6	2	0	2	14	.700	2	1	29	31	-2	17.5	84.3	36.30	8.0	28.50	.891
25	Penguins	10	1990-91	5	4	1	0	11	.550	0	0	44	40	4	31.1	78.7	31.20	14.1	34.10	.883