Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	10	11
2009	May	17	28
2009	Jun	14	14
2009	Jul	19	23
2009	Aug	16	17
2009	Sep	22	23
2009	Oct	26	29
2009	Nov	28	54
2009	Dec	22	37
2009	all	152	236