Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	18	34
2009	Feb	34	39
2009	Mar	42	65
2009	Apr	41	67
2009	May	23	37
2009	Jun	19	25
2009	Jul	25	38
2009	Aug	19	24
2009	Sep	28	29
2009	Oct	36	44
2009	Nov	35	58
2009	Dec	23	38
2009	all	303	498