Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	16	32
2009	Feb	16	17
2009	Mar	40	58
2009	Apr	37	63
2009	May	28	47
2009	Jun	14	19
2009	Jul	29	43
2009	Aug	17	22
2009	Sep	36	39
2009	Oct	50	64
2009	Nov	50	77
2009	Dec	31	51
2009	all	294	532