Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	27	31
2011	Feb	27	32
2011	Mar	26	55
2011	Apr	38	44
2011	May	21	25
2011	Jun	34	40
2011	Jul	35	39
2011	Aug	29	33
2011	Sep	27	34
2011	Oct	30	45
2011	Nov	36	48
2011	Dec	36	54
2011	all	327	480