when is the last time the sixers did not make the playoffs

When is the last time the sixers did not field goal make the playoffs?

Interpreted as:

	TEAM	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	Nationals	1949-50	11	242.3	81.0		19.9			27.3	77.7	35.1				26.5	37.0	71.5	43.1				2,665	891		219				311
2	Nationals	1950-51	7	247.1	88.7	58.6	24.0			29.6	78.7	37.6				29.6	39.1	75.5	46.2				1,730	621	410	168				238
3	Nationals	1951-52	7	240.0	92.9	53.9	18.3			28.7	74.4	38.6				35.4	48.7	72.7	48.4				1,680	650	377	128				255
4	Nationals	1952-53	2	290.0	93.0	43.5	20.0			26.0	70.5	36.9				41.0	54.5	75.2	49.2				580	186	87	40				109
5	Nationals	1953-54	13	241.9	81.5	45.5	18.1			25.8	65.2	39.6				29.9	43.5	68.7	48.3				3,145	1,059	591	235				352
6	Nationals	1954-55	11	242.3	97.2	55.5	25.6			32.4	89.2	36.3				32.5	43.8	74.1	44.8				2,665	1,069	611	282				294
7	Nationals	1955-56	8	240.0	101.6	60.8	23.8			35.9	95.9	37.4				29.9	40.5	73.8	44.7				1,920	813	486	190				232
8	Nationals	1956-57	5	240.0	93.8	62.2	15.8			32.6	96.6	33.7				28.6	37.0	77.3	41.5				1,200	469	311	79				130
9	Nationals	1957-58	3	240.0	89.0	73.3	12.0			31.7	97.7	32.4				25.7	33.7	76.2	39.6				720	267	220	36				65
10	Nationals	1958-59	9	240.0	120.6	71.0	22.9			42.1	105.1	40.1				36.3	42.9	84.7	48.6				2,160	1,085	639	206				257
11	Nationals	1959-60	3	240.0	109.7	70.0	19.0			42.3	111.3	38.0				25.0	29.7	84.3	44.1				720	329	210	57				75
12	Nationals	1960-61	8	240.0	110.5	75.5	20.0			39.6	106.9	37.1				31.3	39.1	79.9	44.5				1,920	884	604	160				257
13	Nationals	1961-62	5	240.0	99.2	69.4	17.2			37.4	101.2	37.0				24.4	30.2	80.8	43.3				1,200	496	347	86				139
14	Nationals	1962-63	5	245.0	120.8	59.2	17.8			45.2	101.8	44.4				30.4	38.4	79.2	50.9				1,225	604	296	89				155
15	76ers	1963-64	5	240.0	113.2	57.8	21.8			40.8	99.0	41.2				31.6	40.6	77.8	48.4				1,200	566	289	109				134
16	76ers	1964-65	11	244.5	111.8	64.3	21.1			42.1	96.0	43.8				27.6	39.4	70.2	49.3				2,690	1,230	707	232				288
17	76ers	1965-66	5	245.0	104.0	72.2	19.2			38.8	100.4	38.6				26.4	40.6	65.0	44.0				1,225	520	361	96				143
18	76ers	1966-67	15	241.7	121.7	74.3	26.7			46.9	104.2	45.0				27.8	41.7	66.6	49.6				3,625	1,825	1,115	401				336
19	76ers	1967-68	13	243.8	113.7	68.5	21.3			43.2	98.6	43.8				27.4	43.4	63.1	48.3				3,170	1,478	890	277				307
20	76ers	1968-69	5	240.0	106.0	55.4	20.6			40.8	96.2	42.4				24.4	34.2	71.3	47.6				1,200	530	277	103				143
21	76ers	1969-70	5	240.0	113.4	49.0	24.6			47.6	100.2	47.5				18.2	26.8	67.9	50.6				1,200	567	245	123				128
22	76ers	1970-71	7	240.0	109.0	50.7	22.0			42.0	92.9	45.2				25.0	35.1	71.1	50.3				1,680	763	355	154				205
23	76ers	1975-76	3	248.3	114.3	50.0	21.3	7.7	6.3	44.0	95.7	46.0				26.3	34.0	77.5	51.7	17.3	32.7	16.7	745	343	150	64	23	19	50	91
24	76ers	1976-77	19	240.0	107.6	44.7	22.6	9.3	5.7	42.2	89.2	47.3				23.3	32.7	71.2	51.9	13.2	31.5	19.4	4,560	2,045	850	430	176	109	369	481
25	76ers	1977-78	10	242.5	114.4	51.6	26.1	8.4	7.5	43.8	93.2	47.0				26.8	34.2	78.4	52.8	14.8	36.8	20.1	2,425	1,144	516	261	84	75	201	272
	Average		9.0	241.6	102.6	49.1	22.2	8.1	5.8	38.0	86.3	44.0	4.3	12.7	33.5	24.1	32.4	74.5	51.0	12.7	30.3	15.6	2183.7	927.6	441.9	200.2	82.0	59.2	158.4	223.7
	Total		488	241.6	102.6	49.1	22.2	8.1	5.8	38.0	86.3	44.0	4.3	12.7	33.5	24.1	32.4	74.5	51.0	12.7	30.3	15.6	117,920	50,092	23,422	10,813	2,623	1,893	5,069	12,080