Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	26	31
2011	Feb	20	27
2011	Mar	17	31
2011	Apr	20	22
2011	May	16	19
2011	Jun	26	30
2011	Jul	30	33
2011	Aug	23	27
2011	Sep	18	21
2011	Oct	18	32
2011	Nov	34	41
2011	Dec	21	33
2011	all	234	347