Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	15	29
2009	Feb	21	23
2009	Mar	42	57
2009	Apr	41	73
2009	May	26	45
2009	Jun	21	32
2009	Jul	51	69
2009	Aug	25	30
2009	Sep	22	25
2009	Oct	27	29
2009	Nov	31	59
2009	Dec	24	35
2009	all	288	506