Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	24	33
2011	Feb	28	34
2011	Mar	20	35
2011	Apr	27	30
2011	May	21	25
2011	Jun	27	34
2011	Jul	38	40
2011	Aug	23	24
2011	Sep	22	28
2011	Oct	21	32
2011	Nov	36	41
2011	Dec	25	37
2011	all	273	393