How To Count Unique Values in Google Sheets

	A	B	C	D	E	F	H
1	first_name	last_name	credit_card_type	amount	transaction_date	transaction_id
2	Margarita	Tomankowski	diners-club-us-ca	$1,259.00	7/20/2022	82873120246	Unique Credit Card Types
3	Jermain	Walkington	instapayment	$597.00	9/25/2022	641234256	8
4	Eldridge	Tunstall	bankcard	$1,405.00	10/15/2022	39376372049
5	Brandtr	Charrier	diners-club-enroute	$1,089.00	6/8/2022	69676737063
6	Gaylord	Ixer	switch	$415.00	10/9/2022	13999133001
7	Stafford	Huyche	china-unionpay	$898.00	4/13/2022	53028457794
8	Goober	Eble	bankcard	$762.00	2/10/2022	44860845322
9	Ansell	Lace	jcb	$647.00	9/6/2022	78618802276
10	Amitie	Botler	jcb	$670.00	10/25/2022	79305669252
11	Raven	Eggleston	laser	$1,216.00	5/14/2022	24325823500
12	Marianna	Neat	maestro	$166.00	1/7/2022	35901486964
13	Nana	Joburn	switch	$1,293.00	3/18/2022	88783983053
14	Alfons	Giacubo	jcb	$1,138.00	11/28/2021	32478143038
15	Halette	Innocent	jcb	$380.00	12/27/2021	16202712403
16	Rosalinde	Washtell	mastercard	$1,116.00	12/10/2021	1392462500
17	Eleanor	Kemp	jcb	$1,180.00	2/25/2022	7312571193
18	Dorisa	Umpleby	mastercard	$47.00	8/7/2022	6642123222
19	Eloise	Astill	instapayment	$1,029.00	5/29/2022	49756977607
20	Bev	Beernaert	jcb	$396.00	8/5/2022	29369034291
21	Robinet	Lyles	china-unionpay	$301.00	12/2/2021	16309262576
22	Uri	Joriot	jcb	$787.00	1/23/2022	85309973854
23	Avigdor	Glassup	instapayment	$355.00	3/12/2022	89201605728
24	Vivie	Yarrell	diners-club-carte-blanche	$132.00	9/2/2022	44664136819
25	Sibby	O'Mannion	jcb	$618.00	11/27/2021	57786650331
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