Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	3	3
2011	Feb	5	11
2011	Mar	4	10
2011	Apr	6	6
2011	May	10	10
2011	Jun	24	30
2011	Jul	29	30
2011	Aug	27	27
2011	Sep	19	25
2011	Oct	20	31
2011	Nov	32	42
2011	Dec	22	28
2011	all	184	253