how many time have the celtics been to the eastern conference finals since 2018

The Boston Celtics have 5 appearances in Eastern Conference Finals since 2017-18.

	TEAM	DATE	GP	SEASON	SERIES	TM		OPP	RESULT	MIN	PTS	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF
1	Celtics	5/13/2018	1	2017-18	Conference Finals	BOS	vs	CLE	W 108-83	240	108	48	27	6	4	43	84	51.2	11	30	36.7	11	13	84.6	60.2	6	42	9	17
2	Celtics	5/15/2018	1	2017-18	Conference Finals	BOS	vs	CLE	W 107-94	240	107	46	24	8	2	40	92	43.5	10	31	32.3	17	20	85.0	53.1	11	35	5	18
3	Celtics	5/19/2018	1	2017-18	Conference Finals	BOS	@	CLE	L 86-116	240	86	34	16	4	4	29	74	39.2	6	22	27.3	22	28	78.6	49.8	6	28	15	25
4	Celtics	5/21/2018	1	2017-18	Conference Finals	BOS	@	CLE	L 102-111	240	102	37	21	9	3	35	85	41.2	9	28	32.1	23	30	76.7	51.9	9	28	9	26
5	Celtics	5/23/2018	1	2017-18	Conference Finals	BOS	vs	CLE	W 96-83	240	96	45	18	10	6	31	85	36.5	13	39	33.3	21	23	91.3	50.5	7	38	8	19
6	Celtics	5/25/2018	1	2017-18	Conference Finals	BOS	@	CLE	L 99-109	240	99	31	25	5	2	38	74	51.4	12	28	42.9	11	20	55.0	59.8	5	26	13	18
7	Celtics	5/27/2018	1	2017-18	Conference Finals	BOS	vs	CLE	L 79-87	240	79	42	18	6	0	29	85	34.1	7	39	17.9	14	19	73.7	42.3	11	31	5	20
8	Celtics	9/15/2020	1	2019-20	Conference Finals	BOS	vs	MIA	L 114-117	265	114	37	24	9	6	39	88	44.3	15	42	35.7	21	23	91.3	58.1	6	31	10	25
9	Celtics	9/17/2020	1	2019-20	Conference Finals	BOS	vs	MIA	L 101-106	240	101	41	19	5	3	36	72	50.0	10	28	35.7	19	24	79.2	61.2	6	35	20	22
10	Celtics	9/19/2020	1	2019-20	Conference Finals	BOS	@	MIA	W 117-106	240	117	50	27	8	3	41	85	48.2	9	26	34.6	26	30	86.7	59.6	10	40	14	29
11	Celtics	9/23/2020	1	2019-20	Conference Finals	BOS	@	MIA	L 109-112	240	109	46	28	3	5	39	82	47.6	14	40	35.0	17	21	81.0	59.7	12	34	19	24
12	Celtics	9/25/2020	1	2019-20	Conference Finals	BOS	vs	MIA	W 121-108	240	121	50	29	7	4	42	93	45.2	12	38	31.6	25	29	86.2	57.2	13	37	11	23
13	Celtics	9/27/2020	1	2019-20	Conference Finals	BOS	@	MIA	L 113-125	240	113	42	26	7	2	43	99	43.4	15	46	32.6	12	15	80.0	53.5	13	29	10	21
14	Celtics	5/17/2022	1	2021-22	Conference Finals	BOS	@	MIA	L 107-118	240	107	38	22	8	8	36	79	45.6	11	34	32.4	24	32	75.0	57.5	8	30	16	23
15	Celtics	5/19/2022	1	2021-22	Conference Finals	BOS	@	MIA	W 127-102	240	127	41	28	8	5	43	84	51.2	20	40	50.0	21	23	91.3	67.5	8	33	9	21
16	Celtics	5/21/2022	1	2021-22	Conference Finals	BOS	vs	MIA	L 103-109	240	103	44	21	2	7	34	70	48.6	12	32	37.5	23	30	76.7	61.9	9	35	23	21
17	Celtics	5/23/2022	1	2021-22	Conference Finals	BOS	vs	MIA	W 102-82	240	102	60	21	4	11	31	78	39.7	8	34	23.5	32	38	84.2	53.8	14	46	9	15
18	Celtics	5/25/2022	1	2021-22	Conference Finals	BOS	@	MIA	W 93-80	240	93	46	24	5	7	33	71	46.5	10	33	30.3	17	23	73.9	57.3	6	40	15	19
19	Celtics	5/27/2022	1	2021-22	Conference Finals	BOS	vs	MIA	L 103-111	240	103	34	22	10	4	32	72	44.4	11	33	33.3	28	31	90.3	60.1	6	28	17	28
20	Celtics	5/29/2022	1	2021-22	Conference Finals	BOS	@	MIA	W 100-96	240	100	51	22	4	6	35	85	41.2	11	32	34.4	19	24	79.2	52.3	10	41	13	26
21	Celtics	5/17/2023	1	2022-23	Conference Finals	BOS	vs	MIA	L 116-123	240	116	34	22	6	3	42	81	51.9	10	29	34.5	22	29	75.9	61.9	9	25	15	18
22	Celtics	5/19/2023	1	2022-23	Conference Finals	BOS	vs	MIA	L 105-111	240	105	35	22	2	9	37	79	46.8	10	35	28.6	21	24	87.5	58.6	6	29	15	20
23	Celtics	5/21/2023	1	2022-23	Conference Finals	BOS	@	MIA	L 102-128	240	102	57	25	3	3	39	98	39.8	11	42	26.2	13	17	76.5	48.4	21	36	15	24
24	Celtics	5/23/2023	1	2022-23	Conference Finals	BOS	@	MIA	W 116-99	240	116	39	28	8	8	43	84	51.2	18	45	40.0	12	18	66.7	63.1	7	32	10	24
25	Celtics	5/25/2023	1	2022-23	Conference Finals	BOS	vs	MIA	W 110-97	240	110	37	23	13	4	40	79	50.6	16	39	41.0	14	19	73.7	63.0	12	25	9	9
	Average		1.0		0.2					241.6	106.5	42.4	23.3	6.7	5.0	37.7	83.1	45.4	11.8	35.9	32.9	19.3	23.9	80.7	56.9	9.6	32.8	12.4	20.5
	Total		31		5					7,490	3,302	1,315	722	207	156	1,169	2,577	45.4	367	1,114	32.9	597	740	80.7	56.9	298	1,017	383	637