Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	30	45
2013	Feb	18	24
2013	Mar	23	31
2013	Apr	22	25
2013	May	18	21
2013	Jun	19	26
2013	Jul	30	44
2013	Aug	39	70
2013	Sep	36	41
2013	Oct	27	34
2013	Nov	54	67
2013	Dec	72	80
2013	all	312	508