Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	101	151
2011	Feb	71	100
2011	Mar	90	125
2011	Apr	128	159
2011	May	103	149
2011	Jun	98	123
2011	Jul	97	111
2011	Aug	98	124
2011	Sep	72	86
2011	Oct	76	95
2011	Nov	119	184
2011	Dec	88	102
2011	all	964	1509