when was pi day first celebrated

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was pi day first celebrated	1.75	0.8	3959	23	32
when	1.94	0.5	7636	66	4
was	0.53	0.8	5519	35	3
pi	0.07	0.9	5893	45	2
day	1.19	0.5	7286	20	3
first	0.68	0.8	5346	86	5
celebrated	0.84	0.8	5915	78	10

Keyword	CPC	PCC	Volume	Score
when was pi day first celebrated	1.61	0.2	9179	78
what year was pi day first celebrated	0.29	0.5	7415	85
where was pi day first celebrated	1.21	0.9	4746	89
pi day was first celebrated in	1.46	0.3	6550	48
who celebrated the first pi day in 1988	1.14	0.7	6373	6
what year was pi day founded	0.69	0.2	3786	45
what year did they call pi day	1.16	0.6	5469	9
first pi day celebration	0.35	0.3	1852	85
when is pi day celebrated	0.67	0.2	270	45
what day is pi day	0.5	0.1	4980	47
pi day history 1	0.3	0.8	2003	53
international pi day history	0.81	0.4	3993	57
what date is pi day	1.64	0.1	6466	30
pi day history wiki	0.87	0.7	2140	69
what day is national pi day	0.36	0.7	313	62
pi day history for kids	1.04	0.4	1100	59
history of pi day videos	0.31	0.3	8810	36
who created pi day	1.67	0.4	5785	79
who invented pi day	0.26	0.3	6721	72
national pi day date	1.42	0.9	4107	77
when is it pi day	0.44	0.9	1114	86