Correlations for all pairs of data series (method=pearson)
	time	pop	gender	reviews	blogs
time	1	0.464	0.141	0.782	0.814
pop	0.464	1	0.197	0.472	0.464
gender	0.141	0.197	1	0.145	0.128
reviews	0.782	0.472	0.145	1	0.876
blogs	0.814	0.464	0.128	0.876	1

Correlations for all pairs of data series with p-values
pair	Pearson r	Spearman rho	Kendall tau
time;pop	0.4638	0.5023	0.4108
p-value	(0)	(0)	(0)
time;gender	0.1409	0.1483	0.1213
p-value	(0.0167)	(0.0117)	(0.012)
time;reviews	0.7823	0.841	0.639
p-value	(0)	(0)	(0)
time;blogs	0.8138	0.8572	0.6648
p-value	(0)	(0)	(0)
pop;gender	0.1966	0.1966	0.1966
p-value	(8e-04)	(8e-04)	(9e-04)
pop;reviews	0.4719	0.4791	0.3919
p-value	(0)	(0)	(0)
pop;blogs	0.4639	0.491	0.4029
p-value	(0)	(0)	(0)
gender;reviews	0.1446	0.1608	0.1315
p-value	(0.014)	(0.0062)	(0.0064)
gender;blogs	0.1275	0.1196	0.0982
p-value	(0.0305)	(0.0425)	(0.0427)
reviews;blogs	0.8757	0.8943	0.7156
p-value	(0)	(0)	(0)