how many games have the celtics played where they lead by at least 15 points

The Boston Celtics played 75 games with 15.0+ points per game in 1959-60.

Interpreted as:

How many games have the celtics played where they lead by at least 15 points in a regular season?

	TEAM	GP	PPG	SEASON	MPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF
1	Celtics	75	124.5	1959-60	241.0					49.9						24.7	33.6	73.5					18,075	9,337						1,846
2	Celtics	80	121.1	1961-62	240.9					48.2						24.7	33.8	73.1					19,275	9,687						1,908
3	Celtics	82	120.6	2023-24	241.8	46.3	26.9	6.8	6.6	43.9	90.2	48.7	16.5	42.5	38.8	16.3	20.2	80.7	60.9	10.7	35.6	11.9	19,830	9,887	3,799	2,207	557	538	979	1,326
4	Celtics	79	119.7	1960-61	241.3					46.8						26.1	35.6	73.3					19,060	9,460						2,030
5	Celtics	81	119.3	1966-67	242.2					46.0						27.4	36.6	74.7					19,615	9,664						2,138
6	Celtics	80	118.8	1962-63	240.9					46.8						25.2	34.8	72.4					19,275	9,504						2,092
7	Celtics	82	117.9	2022-23	243.7	45.3	26.7	6.4	5.2	42.2	88.8	47.5	16.0	42.6	37.7	17.5	21.6	81.2	60.0	9.7	35.6	13.4	19,980	9,671	3,717	2,186	521	430	1,095	1,542
8	Celtics	82	117.2	1970-71	241.2					46.4						24.4	32.2	75.7					19,780	9,608						2,139
9	Celtics	22	116.7	2025-26	240.0	44.2	24.4	8.4	5.4	43.2	91.9	47.0	15.4	43.0	35.8	14.9	19.1	78.1	58.2	13.2	31.0	11.6	5,280	2,567	973	537	185	118	255	504
10	Celtics	72	116.4	1958-59	242.8					44.6						27.3	35.6	76.5					17,480	8,379						1,771
11	Celtics	82	116.3	2024-25	241.8	45.3	26.1	7.2	5.5	41.6	90.0	46.2	17.8	48.2	36.8	15.3	19.1	79.9	59.1	11.4	33.9	11.9	19,830	9,534	3,716	2,144	589	452	973	1,303
12	Celtics	82	116.1	1967-68	240.3					45.0						26.2	36.4	72.1					19,705	9,523						2,146
13	Celtics	82	115.6	1971-72	240.6					46.6						22.4	28.9	77.7					19,730	9,477						2,029
14	Celtics	82	114.9	1969-70	241.2					44.5						26.0	33.0	78.7					19,780	9,422						2,325
15	Celtics	82	114.8	1984-85	240.3	45.7	27.9	7.8	5.0	45.4	89.3	50.8	1.3	3.8	35.6	22.7	28.1	80.6	56.4	13.6	32.1	16.1	19,705	9,412	3,747	2,287	642	414	1,322	1,778
16	Celtics	82	114.1	1985-86	242.1	46.4	29.1	7.8	6.2	45.3	89.2	50.8	1.7	4.8	35.1	21.8	27.4	79.4	56.4	12.9	33.5	16.3	19,855	9,359	3,807	2,387	638	511	1,334	1,758
17	Celtics	72	113.7	2019-20	242.1	46.1	23.0	8.3	5.6	41.3	89.6	46.1	12.6	34.5	36.4	18.6	23.2	80.1	57.0	10.7	35.4	13.8	17,430	8,183	3,317	1,655	595	406	995	1,553
18	Celtics	82	113.6	1987-88	241.2	41.1	29.9	7.6	5.1	43.9	84.2	52.1	3.3	8.6	38.4	22.5	28.0	80.3	58.8	11.4	29.7	15.7	19,780	9,315	3,370	2,448	620	415	1,285	1,803
19	Celtics	82	113.5	1979-80	242.4	44.9	26.8			44.1	90.1	48.9	2.0			23.3	29.9	77.9	54.9				19,880	9,303	3,684	2,197				1,971
20	Celtics	80	113.0	1963-64	240.9					45.3						22.5	31.1	72.3					19,275	9,042						2,120
21	Celtics	80	112.8	1964-65	240.9					44.6						23.6	32.3	73.1					19,275	9,024
22	Celtics	80	112.7	1965-66	240.3					43.6						25.5	34.5	73.9					19,225	9,014
23	Celtics	82	112.7	1972-73	240.6					46.5						19.7	25.3	78.0					19,730	9,238						1,806
24	Celtics	82	112.6	1986-87	241.5	42.9	29.5	6.8	6.4	44.5	86.0	51.7	2.5	6.9	36.6	21.2	26.3	80.8	57.7	11.4	31.5	15.8	19,805	9,237	3,519	2,417	560	526	1,292	1,709
25	Celtics	72	112.6	2020-21	241.4	44.3	23.5	7.7	5.3	41.5	88.9	46.6	13.6	36.4	37.4	16.1	20.8	77.5	57.4	10.6	33.6	14.1	17,380	8,109	3,186	1,689	556	383	1,012	1,471