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	17	29
2009	Jun	12	14
2009	Jul	21	26
2009	Aug	15	18
2009	Sep	23	25
2009	Oct	26	29
2009	Nov	31	56
2009	Dec	19	28
2009	all	154	235