Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	26	39
2011	Feb	25	28
2011	Mar	31	46
2011	Apr	32	56
2011	May	18	30
2011	Jun	31	41
2011	Jul	32	32
2011	Aug	29	46
2011	Sep	21	24
2011	Oct	26	51
2011	Nov	35	51
2011	Dec	26	30
2011	all	253	474