Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	183	638
2011	Feb	160	482
2011	Mar	158	340
2011	Apr	163	349
2011	May	152	346
2011	Jun	136	301
2011	Jul	128	269
2011	Aug	137	271
2011	Sep	166	293
2011	Oct	112	254
2011	Nov	76	193
2011	Dec	52	133
2011	all	1314	3869