How many teams played in 1975?

	TEAM	SEASON	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Braves	1975	161	.416	67	94	5,424	583	1,323	179	28	107	541	543	18	759	55	38	6,092	1,879	314	72	35	58	139	.244	.313	.346	.659
2	Cubs	1975	162	.463	75	87	5,470	712	1,419	229	41	95	645	650	30	802	67	55	6,323	2,015	365	107	66	78	112	.259	.338	.368	.706
3	Reds	1975	162	.667	108	54	5,581	840	1,515	278	37	124	779	691	35	916	168	36	6,418	2,239	439	66	45	67	122	.271	.353	.401	.754
4	Pirates	1975	161	.571	92	69	5,489	712	1,444	255	47	138	669	468	38	832	49	28	6,111	2,207	440	76	40	55	124	.263	.323	.402	.725
5	Giants	1975	161	.497	80	81	5,447	659	1,412	235	45	84	606	604	22	775	99	47	6,186	1,989	364	62	51	52	139	.259	.333	.365	.698
6	Phillies	1975	162	.531	86	76	5,592	735	1,506	283	42	125	687	610	31	960	126	57	6,363	2,248	450	88	42	78	114	.269	.342	.402	.744
7	Dodgers	1975	162	.543	88	74	5,453	648	1,355	217	31	118	606	611	31	825	138	52	6,246	1,988	366	104	47	72	123	.248	.325	.365	.690
8	Cardinals	1975	163	.506	82	80	5,597	662	1,527	239	46	81	619	444	29	649	116	49	6,207	2,101	366	92	45	66	137	.273	.327	.375	.702
9	Red Sox	1975	160	.594	95	65	5,448	796	1,500	284	44	134	756	565	34	741	66	58	6,175	2,274	462	75	53	57	137	.275	.344	.417	.761
10	White Sox	1975	161	.466	75	86	5,490	655	1,400	209	38	94	604	611	40	800	101	54	6,243	1,967	341	50	52	53	150	.255	.331	.358	.689
11	Indians	1975	159	.497	79	80	5,404	688	1,409	201	25	153	643	525	24	667	106	89	6,057	2,119	379	64	40	36	145	.261	.327	.392	.719
12	Tigers	1975	159	.358	57	102	5,366	570	1,338	171	39	125	546	383	28	872	63	57	5,852	1,962	335	37	38	26	120	.249	.301	.366	.666
13	Orioles	1975	159	.566	90	69	5,474	682	1,382	224	33	124	635	580	38	834	104	55	6,211	2,044	381	73	46	55	114	.252	.326	.373	.699
14	Athletics	1975	162	.605	98	64	5,415	758	1,376	220	33	151	703	609	51	846	183	82	6,184	2,115	404	74	35	45	107	.254	.333	.391	.724
15	Twins	1975	159	.478	76	83	5,514	724	1,497	215	28	121	669	563	40	746	81	48	6,225	2,131	364	62	46	67	127	.271	.341	.386	.727
16	Yankees	1975	160	.519	83	77	5,415	681	1,430	230	39	110	642	486	30	710	102	59	6,038	2,068	379	54	53	41	142	.264	.325	.382	.707
17	Angels	1975	161	.447	72	89	5,377	628	1,324	195	41	55	572	593	27	811	220	108	6,141	1,766	291	97	47	35	98	.246	.322	.328	.650
18	Rangers	1975	162	.488	79	83	5,599	714	1,431	208	17	134	675	613	25	863	102	62	6,342	2,075	359	64	41	48	125	.256	.330	.371	.700
19	Astros	1975	162	.398	64	97	5,515	664	1,401	218	54	84	606	523	32	762	133	62	6,211	1,979	356	97	44	66	118	.254	.320	.359	.679
20	Mets	1975	162	.506	82	80	5,587	646	1,430	217	34	101	604	501	37	805	32	26	6,237	2,018	352	75	37	70	143	.256	.319	.361	.681
21	Royals	1975	162	.562	91	71	5,491	710	1,431	263	58	118	667	591	29	675	155	75	6,230	2,164	439	68	51	47	109	.261	.333	.394	.727
22	Expos	1975	162	.463	75	87	5,518	601	1,346	216	31	98	542	579	27	954	108	58	6,272	1,918	345	110	38	73	110	.244	.317	.348	.664
23	Padres	1975	162	.438	71	91	5,429	552	1,324	215	22	78	505	506	37	754	85	50	6,151	1,817	315	133	46	60	128	.244	.310	.335	.645
24	Brewers	1975	162	.420	68	94	5,378	675	1,343	242	34	146	632	553	28	922	65	64	6,081	2,091	422	73	49	33	131	.250	.320	.389	.709