Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	45	52
2011	Feb	44	56
2011	Mar	31	47
2011	Apr	40	44
2011	May	36	45
2011	Jun	38	45
2011	Jul	50	57
2011	Aug	46	57
2011	Sep	30	36
2011	Oct	32	50
2011	Nov	62	85
2011	Dec	32	49
2011	all	407	623