currency bracket :  dollars taxed in bracket : rate :  taxes from bracket :       after tax income : percentage of income kept :
0             1 40000                       40000    15%                  6000                    34000                         85%
1      40000 - 100000                       60000    35%                 21000    34000 + 39000 = 73000                         73%
2     100000 - 175000                       75000    50%                 37500   73000 + 37500 = 110500                         63%
3  175 , 000 - 250000                       75000    60%                 45000  110500 + 30000 = 140500                         56%
4     250000 - 500000                      250000    75%                187500  140500 + 62000 = 203000                       40.6%

Table as JSON:
{"currency bracket :":{"0":"1 40000","1":"40000 - 100000","2":"100000 - 175000","3":"175 , 000 - 250000","4":"250000 - 500000"},"dollars taxed in bracket :":{"0":40000,"1":60000,"2":75000,"3":75000,"4":250000},"rate :":{"0":"15%","1":"35%","2":"50%","3":"60%","4":"75%"},"taxes from bracket :":{"0":6000,"1":21000,"2":37500,"3":45000,"4":187500},"after tax income :":{"0":"34000","1":"34000 + 39000 = 73000","2":"73000 + 37500 = 110500","3":"110500 + 30000 = 140500","4":"140500 + 62000 = 203000"},"percentage of income kept :":{"0":"85%","1":"73%","2":"63%","3":"56%","4":"40.6%"}}