Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	41	59
2013	Feb	45	61
2013	Mar	50	69
2013	Apr	61	101
2013	May	91	137
2013	Jun	88	126
2013	Jul	67	104
2013	Aug	88	132
2013	Sep	63	77
2013	Oct	69	91
2013	Nov	86	106
2013	Dec	68	83
2013	all	630	1146