Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	18	26
2011	Feb	20	26
2011	Mar	16	18
2011	Apr	20	21
2011	May	16	23
2011	Jun	21	24
2011	Jul	27	27
2011	Aug	19	21
2011	Sep	18	18
2011	Oct	13	16
2011	Nov	28	41
2011	Dec	17	20
2011	all	211	281