Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	27	42
2013	Feb	19	30
2013	Mar	23	37
2013	Apr	18	29
2013	May	21	25
2013	Jun	24	31
2013	Jul	26	35
2013	Aug	45	67
2013	Sep	34	42
2013	Oct	32	42
2013	Nov	50	61
2013	Dec	59	65
2013	all	309	506