Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	18	36
2011	Feb	15	22
2011	Mar	22	36
2011	Apr	28	42
2011	May	17	29
2011	Jun	24	29
2011	Jul	15	28
2011	Aug	26	32
2011	Sep	13	19
2011	Oct	17	30
2011	Nov	25	85
2011	Dec	14	23
2011	all	173	411