Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	26	29
2011	Feb	23	26
2011	Mar	21	29
2011	Apr	36	39
2011	May	23	26
2011	Jun	29	37
2011	Jul	34	37
2011	Aug	29	31
2011	Sep	24	30
2011	Oct	25	39
2011	Nov	12	15
2011	Dec	4	11
2011	all	250	349