Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	0	0
2009	Feb	0	0
2009	Mar	0	0
2009	Apr	0	0
2009	May	13	22
2009	Jun	15	23
2009	Jul	13	19
2009	Aug	25	41
2009	Sep	17	24
2009	Oct	63	84
2009	Nov	125	192
2009	Dec	137	189
2009	all	357	594