#limiteInferieure	impotTotalTranchePrecedente	taux
1	0	1.49
118399	176.40	1.91
236796	402.55	2.34
355194	679.60	2.55
473592	981.50	2.76
710388	1635.05	2.98
947183	2340.70	3.19
1183978	3096.10	3.40
1420774	3901.20	3.61
1775966	5183.45	3.83