Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	27	40
2011	Feb	18	37
2011	Mar	14	26
2011	Apr	19	20
2011	May	13	15
2011	Jun	16	20
2011	Jul	27	29
2011	Aug	23	27
2011	Sep	20	24
2011	Oct	17	29
2011	Nov	25	35
2011	Dec	22	36
2011	all	214	338