Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	17	31
2009	Feb	20	27
2009	Mar	40	56
2009	Apr	39	63
2009	May	21	36
2009	Jun	21	28
2009	Jul	25	33
2009	Aug	20	24
2009	Sep	24	25
2009	Oct	32	38
2009	Nov	31	56
2009	Dec	25	38
2009	all	271	455