Correlations for all pairs of data series (method=pearson)
	time_in_rfc	logins	blogged_computations	feedback_messages_p120	totsize	tothyperlinks
time_in_rfc	1	0.711	0.684	0.535	0.632	0.667
logins	0.711	1	0.573	0.393	0.536	0.621
blogged_computations	0.684	0.573	1	0.422	0.526	0.781
feedback_messages_p120	0.535	0.393	0.422	1	0.498	0.453
totsize	0.632	0.536	0.526	0.498	1	0.63
tothyperlinks	0.667	0.621	0.781	0.453	0.63	1

Correlations for all pairs of data series with p-values
pair	Pearson r	Spearman rho	Kendall tau
time_in_rfc;logins	0.711	0.6629	0.4888
p-value	(0)	(0)	(0)
time_in_rfc;blogged_computations	0.6837	0.6523	0.4697
p-value	(0)	(0)	(0)
time_in_rfc;feedback_messages_p120	0.5351	0.535	0.3823
p-value	(0)	(0)	(0)
time_in_rfc;totsize	0.6325	0.5213	0.3798
p-value	(0)	(0)	(0)
time_in_rfc;tothyperlinks	0.6673	0.6312	0.4605
p-value	(0)	(0)	(0)
logins;blogged_computations	0.5728	0.5714	0.3996
p-value	(0)	(0)	(0)
logins;feedback_messages_p120	0.3925	0.3697	0.2607
p-value	(0)	(0)	(0)
logins;totsize	0.5362	0.4859	0.3467
p-value	(0)	(0)	(0)
logins;tothyperlinks	0.6211	0.55	0.394
p-value	(0)	(0)	(0)
blogged_computations;feedback_messages_p120	0.4218	0.3569	0.2557
p-value	(0)	(0)	(0)
blogged_computations;totsize	0.5264	0.4332	0.3129
p-value	(0)	(0)	(0)
blogged_computations;tothyperlinks	0.7809	0.7605	0.6001
p-value	(0)	(0)	(0)
feedback_messages_p120;totsize	0.4978	0.4766	0.3502
p-value	(0)	(0)	(0)
feedback_messages_p120;tothyperlinks	0.4533	0.3804	0.2682
p-value	(0)	(0)	(0)
totsize;tothyperlinks	0.63	0.5573	0.4027
p-value	(0)	(0)	(0)