if my table is as follows:

1 - 1499 0.170
1500-2499 0.153
2500-3999 0.124
4000-5999 0.107
6000-9999 0.094
10000-14999 0.080
15000-19999 0.068
20,000 0.064

If my value is 4100, how can vlookup return the value 0.107?

thanks,

Andy