What percentage of the general us population have bachelor's degrees? the statistical abstract of the united states (120th edition), gives the percentage of bachelor's degrees by state. for convenience, the data are sorted in increasing order. 17, 18, 18, 18, 19, 20, 20, 20, 21, 21 21, 21, 22, 22, 22, 22, 22, 22, 23, 23 24, 24, 24, 24, 24, 24, 24, 24, 25, 26 26, 26, 26, 26, 26, 27, 27, 27, 27, 27 28, 28, 29, 31, 31, 32, 32, 34, 35, 38?