Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	34	47
2011	Feb	40	49
2011	Mar	49	90
2011	Apr	87	130
2011	May	77	111
2011	Jun	97	128
2011	Jul	78	86
2011	Aug	102	130
2011	Sep	76	102
2011	Oct	95	175
2011	Nov	129	165
2011	Dec	108	141
2011	all	768	1354