how many times has a championship team won or lost their first home game in nba

The Golden State Warriors have won 3 times at home in the NBA Finals all-time.

	TEAM	SERIES W	GP	L	SERIES	MPG	PPG	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	Warriors	3	34	11	NBA Finals	242.2	102.9	50.3	22.5	8.9	5.5	38.1	93.4	40.8	12.7	35.2	36.1	20.0	27.3	73.2	48.8	10.3	34.0	14.6	8,235	3,500	1,409	764	178	110	291	821
2	Stags	0	2	1	NBA Finals	240.0	73.0					28.0						17.0	27.0	63.0					480	146						43
3	Bullets	1	3	0	NBA Finals	240.0	79.3		7.0			27.7	86.0	32.2				24.0	33.3	72.0	39.4				720	238		21				85
4	Lakers	10	92	36	NBA Finals	242.2	103.7			7.9	6.0	39.2			3.7	11.2	33.0	23.5	32.3	73.0		13.1	31.1	14.6	22,280	9,543			373	282	775	2,316
5	Capitols	0	3	1	NBA Finals	240.0	77.0					27.0						23.0	34.7	66.3					720	231						92
6	76ers	1	27	11	NBA Finals	240.9	99.7			9.7	7.1	38.1			1.0	4.7	21.2	23.1	33.5	68.9		13.5	29.6	15.8	6,505	2,692			136	100	221	678
7	Royals	1	4	1	NBA Finals	240.0	89.8	55.8	27.5			33.0	76.0	43.4				23.8	32.3	73.6	49.8				960	359	223	110				94
8	Knicks	1	23	11	NBA Finals	242.2	90.0			7.8	4.7	34.2	84.9	40.3	3.7	12.8	28.6	20.7	28.4	73.0	46.2	13.5	26.8	14.1	5,570	2,071			47	28	141	592
9	Pistons	1	18	4	NBA Finals	242.8	98.1			6.6	6.2	36.2			2.3	8.8	26.1	24.1	30.9	77.9		15.0	31.6	11.6	4,370	1,765			86	81	151	453
10	Celtics	11	73	20	NBA Finals	244.5	112.9	59.0	24.3	8.1	4.3	43.2	99.6	43.4	5.3	14.5	36.2	24.4	32.1	76.1	49.6	13.9	32.4	15.1	17,845	8,242	4,310	1,773	275	146	515	1,846
11	Hawks	1	11	4	NBA Finals	240.0	105.3	63.9				37.2	94.5	39.4				30.9	41.6	74.2	46.7				2,640	1,158	703					335
12	Bucks	1	9	3	NBA Finals	242.8	100.1	49.1	23.3	6.4	4.0	39.1	87.0	45.0	9.0	30.7	29.3	18.9	24.9	75.9	51.1	13.9	32.9	16.7	2,185	901	442	210	45	28	150	188
13	Bullets	0	10	7	NBA Finals	240.0	96.8	49.5	22.1	9.0	5.5	40.1	94.6	42.4				16.6	23.8	69.7	46.1	17.3	32.9	18.5	2,400	968	495	221	72	44	185	252
14	Suns	0	9	5	NBA Finals	240.0	105.2	40.7	21.2	8.0	5.3	39.4	85.0	46.4	9.3	20.7	45.2	20.1	24.6	81.9	54.9	11.6	29.1	14.1	2,160	947	366	191	72	48	127	200
15	Trail Blazers	1	9	5	NBA Finals	240.0	106.2	45.1	24.3	8.7	5.2	40.2	85.7	47.0	2.2	9.5	22.8	24.3	32.9	74.0	53.0	14.3	30.8	18.7	2,160	956	406	219	78	47	168	258
16	Thunder	1	15	5	NBA Finals	243.3	105.1	43.9	20.2	7.3	5.9	38.2	84.1	45.4	9.2	25.3	36.4	23.2	29.6	78.4	54.1	13.8	30.1	13.4	3,650	1,577	658	303	109	89	201	368
17	Rockets	2	12	4	NBA Finals	240.0	94.7	44.6	23.5	7.8	5.3	36.3	84.7	42.8	3.3	10.4	32.0	18.8	25.5	73.9	49.4	15.8	28.8	13.2	2,880	1,136	535	282	94	63	158	246
18	Bulls	3	17	5	NBA Finals	245.9	98.3	42.2	24.6	8.9	5.1	37.7	82.0	46.0	5.2	15.2	34.0	17.7	24.6	72.0	52.9	14.1	28.1	13.3	4,180	1,671	717	419	151	86	226	390
19	Magic	0	5	4	NBA Finals	250.0	101.8	40.8	23.2	5.4	4.6	38.4	81.6	47.1	7.8	23.6	33.1	17.2	25.8	66.7	54.8	9.6	31.2	15.0	1,250	509	204	116	27	23	75	113
20	Jazz	0	6	3	NBA Finals	244.2	88.7	40.7	22.2	5.5	3.8	33.3	73.0	45.7	4.3	12.8	33.8	17.7	22.5	78.5	53.5	10.0	30.7	13.3	1,465	532	244	133	33	23	80	132
21	Spurs	3	17	4	NBA Finals	240.0	94.6	42.2	21.1	6.1	6.3	34.6	73.1	47.3	7.9	19.3	40.9	17.6	24.8	71.0	56.3	9.7	32.5	14.4	4,080	1,609	718	359	104	107	245	300
22	Pacers	0	6	2	NBA Finals	244.2	111.0	39.8	21.7	10.0	4.8	38.8	81.2	47.8	10.3	27.0	38.3	23.0	28.0	82.1	59.4	8.2	31.7	12.7	1,465	666	239	130	60	29	76	139
23	Nets	0	5	4	NBA Finals	240.0	89.8	40.8	20.0	8.6	6.4	34.4	81.6	42.2	3.2	11.8	27.1	17.8	23.0	77.4	49.0	13.8	27.0	14.2	1,200	449	204	100	43	32	71	122
24	Mavericks	0	8	3	NBA Finals	240.0	98.3	42.9	18.4	7.0	3.9	35.0	77.9	44.9	8.5	22.5	37.8	19.8	24.9	79.4	55.3	10.0	32.9	12.1	1,920	786	343	147	56	31	97	159
25	Heat	2	20	9	NBA Finals	242.5	97.7	38.9	18.8	7.4	3.6	34.9	76.4	45.6	9.3	24.2	38.2	18.7	25.9	72.3	55.7	9.0	29.9	12.7	4,850	1,953	778	376	147	72	253	413