Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	10	10
2009	May	14	24
2009	Jun	10	12
2009	Jul	21	26
2009	Aug	17	19
2009	Sep	21	22
2009	Oct	21	22
2009	Nov	24	44
2009	Dec	17	32
2009	all	134	211