when was the last time an nba eastern conference team won 50 games and was not top 4 in the east

The Boston Celtics have won 2,615 times in the Eastern Conference all-time.

Interpreted as:

When was the last time an NBA Eastern Conference team won 50 or more games and was not top 4 in the East?

	TEAM	W	SEAS	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	Celtics	2,615	55	4,441	241.6	105.9	44.6	24.4	8.1	4.8	40.6	86.9	46.8	6.2	17.4	35.7	19.5	25.2	77.3	54.1	12.2	31.7		1,073,090	470,224	198,083	108,566	33,924	20,338		99,661
2	Knicks	2,172	55	4,436	241.8	102.4	43.0	22.8	7.9	4.3	39.4	85.3	46.2	5.9	16.6	35.4	18.7	24.7	75.6	53.2	12.2	30.5		1,072,815	454,420	190,796	101,038	33,072	18,195		103,032
3	76ers	2,193	55	4,443	241.8	103.6	44.0	22.9	8.8	5.5	39.3	85.2	46.1	5.1	14.7	34.4	20.8	27.5	75.6	53.2	12.7	30.7		1,074,145	460,193	195,359	101,961	36,741	22,953		97,953
4	Hawks	2,173	55	4,437	241.7	103.5	43.8	22.9	8.3	5.0	39.3	85.4	46.0	5.7	16.4	35.0	20.1	26.5	76.0	53.3	13.0	30.3		1,072,230	459,342	194,176	101,575	34,920	21,155		99,694
5	Wizards	1,978	55	4,442	241.7	103.2	43.7	23.1	7.9	5.0	40.0	87.0	46.0	5.1	14.7	34.4	18.9	25.3	74.9	52.6	12.5	30.7		1,073,480	458,303	194,255	102,696	33,226	20,872		98,371
6	Cavaliers	2,096	55	4,435	241.6	101.8	43.1	23.3	7.7	4.8	39.1	85.3	45.8	5.7	15.9	36.0	18.8	25.0	75.1	52.8	12.5	30.3		1,071,625	451,354	191,365	103,510	32,190	20,280		96,740
7	Nets	1,680	49	3,950	241.6	101.9	43.3	22.8	8.2	5.3	38.6	85.3	45.2	5.6	16.3	34.6	19.5	25.9	75.2	52.7	12.9	30.5	16.3	954,425	402,509	171,176	90,090	32,484	20,839	64,200	90,669
8	Pistons	1,832	47	3,780	241.7	102.0	43.1	22.7	7.6	4.9	38.8	84.6	45.9	5.4	15.5	34.8	19.0	25.5	74.7	53.2	12.8	30.2	15.1	913,550	385,432	162,749	85,683	28,748	18,613	57,084	83,805
9	Pacers	1,875	46	3,704	241.7	103.6	42.9	23.7	7.9	5.1	39.1	84.1	46.6	5.8	16.1	35.7	19.5	25.4	76.9	54.4	11.9	31.0	15.6	895,085	383,654	158,790	87,812	29,375	18,858	57,675	84,509
10	Bulls	1,859	45	3,615	241.9	102.1	43.5	23.9	7.9	4.9	39.1	84.4	46.3	5.3	15.1	35.5	18.6	24.5	75.8	53.6	12.5	30.9	15.4	874,575	369,077	157,165	86,290	28,680	17,860	55,748	78,652
11	Bucks	1,869	45	3,623	241.6	104.0	42.3	23.7	8.3	4.8	39.5	84.5	46.7	6.0	16.8	35.9	19.1	25.1	75.9	54.4	12.0	30.3	15.2	875,470	376,923	153,290	85,809	29,899	17,332	55,086	81,665
12	Heat	1,543	36	2,885	241.9	99.8	41.9	21.9	7.6	4.8	37.3	81.0	46.0	7.3	20.2	35.9	18.0	24.1	74.7	54.5	10.9	31.1	14.8	697,850	288,048	121,006	63,251	21,960	13,885	42,652	61,860
13	Magic	1,325	35	2,803	241.5	101.2	42.7	22.1	7.6	4.9	37.8	83.1	45.5	7.3	20.9	35.1	18.2	24.8	73.6	53.8	11.5	31.2	14.9	676,920	283,670	119,781	61,807	21,189	13,595	41,885	58,604
14	Hornets	1,174	34	2,713	241.9	100.9	41.9	23.4	7.7	4.8	37.7	83.5	45.1	6.8	19.2	35.4	18.7	24.8	75.7	53.4	11.2	30.7	14.4	656,195	273,697	113,797	63,518	20,942	13,053	39,048	55,624
15	Raptors	1,126	30	2,392	241.9	101.5	42.0	22.4	7.8	5.1	37.8	83.7	45.2	7.9	22.2	35.9	18.0	23.4	77.0	54.0	11.4	30.6	14.0	578,605	242,875	100,424	53,496	18,612	12,156	33,522	51,569
16	Rockets	311	8	656	241.3	108.1	45.8	25.6	8.4	4.4	43.8	91.8	47.7	1.3	4.6	27.4	20.4	25.9	78.9	52.4	14.8	30.5		158,290	70,909	30,065	16,825	4,842	2,506		16,251
17	Braves	259	8	656	241.1	106.0	47.9	24.6	8.7	5.2	42.5	92.4	46.0				20.9	27.9	74.9	50.6	13.6	32.8		158,140	69,526	31,398	16,137	3,557	2,141		16,006
18	Jazz	161	5	410	241.2	105.2	48.6	23.4	8.6	4.9	41.9	92.3	45.4				21.4	28.3	75.7	50.2	14.9	33.7	21.0	98,875	43,136	19,931	9,595	3,510	2,029	8,625	10,374
19	Spurs	185	4	328	241.2	117.0	44.7	27.4	9.9	5.8	46.6	93.7	49.7	0.6	2.5	25.2	23.6	29.6	79.9	54.8	13.4	31.3	20.4	79,120	38,385	14,667	8,994	3,254	1,894	6,676	8,011
20	Hornets	88	2	164	242.3	92.9	43.2	21.5	8.3	4.5	34.7	81.1	42.8	5.7	16.7	34.1	17.8	23.5	75.9	50.8	13.3	29.8	14.9	39,735	15,228	7,081	3,523	1,364	740	2,440	3,484
21	Royals	63	2	164	241.5	111.9	48.2	24.6			44.2	96.8	45.7				23.5	31.7	74.0	50.5				39,610	18,347	7,905	4,042				4,205