how many championships does the houston rockets have

The Houston Rockets have won 2 championships all-time.

	TEAM	CHAMPS	SEASON	GP	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	Rockets	0	1967-68	82	240.9	112.4	66.1	22.4			43.5	104.2	41.7				25.4	35.7	71.1	46.8				19,755	9,215	5,418	1,837				2,188
2	Rockets	0	1968-69	82	241.2	115.3	61.3	23.5			45.0	105.3	42.8				25.3	37.1	68.2	47.4				19,780	9,456	5,026	1,925				2,110
3	Rockets	0	1969-70	82	241.2	118.7	58.4	24.8			47.1	108.1	43.6				24.4	33.3	73.3	48.3				19,780	9,732	4,786	2,036				2,096
4	Rockets	0	1970-71	82	240.6	113.2	57.1	23.4			43.3	102.8	42.1				26.7	35.6	74.9	47.8				19,730	9,282	4,686	1,921				2,128
5	Rockets	0	1971-72	82	240.6	109.7	54.1	21.7			43.8	100.9	43.4				22.1	29.6	74.8	48.1				19,730	8,993	4,433	1,777				1,992
6	Rockets	0	1972-73	82	240.0	112.8	49.5	23.6			46.0	100.6	45.7				20.8	26.2	79.3	50.3				19,680	9,250	4,060	1,939				1,949
7	Rockets	0	1973-74	82	242.1	107.4	44.5	27.0	8.9	5.0	43.5	90.6	48.0				20.5	25.3	81.2	52.8	13.0	31.6	20.5	19,855	8,810	3,651	2,212	727	407	1,681	2,104
8	Rockets	0	1974-75	82	241.2	103.9	44.8	26.3	9.1	4.3	42.0	88.2	47.7				19.8	24.8	79.9	52.4	14.4	30.4	21.5	19,780	8,521	3,672	2,155	746	351	1,759	2,068
9	Rockets	0	1975-76	82	240.9	106.2	45.2	27.0	8.0	4.4	43.2	89.1	48.5				19.7	25.0	79.0	53.1	12.9	32.2	20.3	19,755	8,708	3,703	2,213	656	359	1,665	2,045
10	Rockets	0	1976-77	82	241.2	106.4	47.4	23.3	7.5	5.0	43.1	89.3	48.3				20.2	25.6	78.7	52.9	15.3	32.1	19.5	19,780	8,726	3,886	1,913	616	411	1,600	2,132
11	Rockets	0	1977-78	82	240.6	103.8	45.4	23.7	8.3	3.9	43.0	93.8	45.8				17.9	23.1	77.4	49.9	15.9	29.5	16.8	19,730	8,513	3,722	1,942	683	319	1,376	2,025
12	Rockets	0	1978-79	82	241.2	113.4	45.9	28.1	7.7	3.5	45.4	91.4	49.7				22.5	28.4	79.2	54.5	15.3	30.5	18.4	19,780	9,297	3,760	2,302	632	286	1,510	2,001
13	Rockets	0	1979-80	82	243.0	110.8	44.0	26.2	9.5	4.5	43.9	91.4	48.0	1.3	4.6	27.4	21.7	28.4	76.6	53.3	17.0	27.0	19.1	19,930	9,084	3,611	2,149	782	373	1,565	1,927
14	Rockets	0	1980-81	82	241.5	108.3	43.5	25.6	8.6	4.8	43.6	89.5	48.7	0.3	1.4	17.8	20.9	27.1	77.0	53.4	14.8	28.6	17.7	19,805	8,878	3,563	2,099	705	390	1,451	1,901
15	Rockets	0	1981-82	82	241.2	105.9	45.0	24.1	7.9	5.2	42.7	89.8	47.6	0.6	2.1	28.4	19.8	27.1	72.9	52.0	17.1	27.9	16.1	19,780	8,680	3,687	1,977	648	430	1,321	1,871
16	Rockets	0	1982-83	82	240.6	99.3	42.3	23.5	7.9	5.1	40.7	90.8	44.8	0.8	3.3	24.7	17.1	23.6	72.5	49.1	14.7	27.6	19.2	19,730	8,145	3,466	1,931	646	422	1,571	2,131
17	Rockets	0	1983-84	82	240.9	110.6	44.9	26.9	7.6	6.3	45.5	91.9	49.5	0.4	1.9	19.5	19.3	26.1	74.0	53.5	14.6	30.3	19.0	19,755	9,071	3,683	2,204	621	515	1,562	2,317
18	Rockets	0	1984-85	82	241.8	111.2	45.4	27.3	8.3	7.3	45.7	90.7	50.4	0.5	2.3	22.0	19.3	27.6	69.9	54.0	16.2	29.2	19.6	19,830	9,118	3,720	2,239	683	597	1,605	2,033
19	Rockets	0	1985-86	82	240.9	114.4	45.7	28.3	9.1	6.7	45.8	93.5	49.0	1.0	3.8	27.4	21.7	29.7	73.0	53.6	16.0	29.7	16.8	19,755	9,379	3,750	2,318	745	551	1,374	1,991
20	Rockets	0	1986-87	82	241.2	106.9	44.8	27.2	8.0	6.8	42.3	88.6	47.7	1.1	4.0	27.5	21.3	28.7	74.1	52.8	14.5	30.3	16.9	19,780	8,765	3,671	2,227	654	555	1,384	1,973
21	Rockets	0	1987-88	82	240.0	109.0	46.0	23.6	8.7	6.1	42.3	89.7	47.1	0.8	3.5	23.7	23.6	30.3	78.0	52.9	15.1	30.9	16.7	19,680	8,935	3,769	1,936	712	502	1,367	1,865
22	Rockets	0	1988-89	82	242.1	108.5	45.9	24.6	9.6	6.1	41.6	87.8	47.4	2.0	6.4	31.4	23.3	30.8	75.5	53.5	14.8	31.1	19.1	19,855	8,897	3,765	2,016	789	501	1,569	2,026
23	Rockets	0	1989-90	82	241.5	106.7	47.0	26.8	9.9	6.7	42.5	88.4	48.0	1.9	6.0	31.2	19.9	27.6	72.0	53.1	14.8	32.2	18.5	19,805	8,752	3,855	2,194	809	551	1,513	1,934
24	Rockets	0	1990-91	82	242.1	106.7	46.1	23.2	9.7	5.0	41.5	88.9	46.7	3.9	12.1	32.0	19.9	26.8	74.1	53.0	15.5	30.6	17.1	19,855	8,753	3,783	1,906	796	409	1,402	1,874
25	Rockets	0	1991-92	82	242.4	102.0	42.8	25.1	8.0	7.0	39.9	84.1	47.5	4.0	11.7	34.3	18.2	24.6	73.8	53.7	13.1	29.7	16.8	19,880	8,366	3,506	2,058	656	571	1,378	1,769
	Average	0.0		80.8	241.5	105.7	45.3	23.4	8.1	5.1	40.2	87.3	46.0	7.0	20.0	34.9	19.8	26.3	75.3	53.4	12.7	31.2		19522.3	8542.6	3662.9	1895.3	652.4	413.3		1800.9
	Total	2		4,688	241.5	105.7	45.3	23.4	8.1	5.1	40.2	87.3	46.0	7.0	20.0	34.9	19.8	26.3	75.3	53.4	12.7	31.2		1,132,295	495,471	212,450	109,927	33,927	21,493		104,455