Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	78	140
2011	Feb	76	134
2011	Mar	76	133
2011	Apr	81	131
2011	May	75	186
2011	Jun	71	160
2011	Jul	89	102
2011	Aug	74	151
2011	Sep	143	163
2011	Oct	62	119
2011	Nov	92	134
2011	Dec	78	105
2011	all	794	1658