| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | department of defense obligations for research, development, test, and evaluation, by agency: 2015-18 |  |  |  |  |
| 3 | agency | 2015 | 2016 | 2017 | 2018 |
| 4 | department of defense |  |  |  |  |
| 5 | rdt&e | 61513.5 | 69306.1 | 70866.1 | 83725 |
| 6 | total research | 6691.5 | 7152 | 7178 | 7652.7 |
| 7 | basic research | 2133.4 | 2238.7 | 2110.1 | 2389.9 |
| 8 | applied research | 4558.1 | 4913.3 | 5068 | 5262.8 |
| 9 | total experimental developmenta | na | 37596.6 | 37694.6 | 45320.5 |
| 10 | advanced technology | 5173.3 | 5467.2 | 5707.6 | 6367.4 |
| 11 | major systems | 49648.8 | 32129.3 | 31987 | 38953.1 |
| 12 | total operational system developmentb | na | 24557.5 | 25993.5 | 30751.7 |
| 13 | defense advanced research projects agency |  |  |  |  |
| 14 | rdt&e | 2815.6 | 2933.4 | 2894.5 | 3018.2 |
| 15 | total research | 1485 | 1535.9 | 1509.4 | 1680 |
| 16 | basic research | 359.8 | 378.1 | 391.2 | 458.4 |
| 17 | applied research | 1125.2 | 1157.9 | 1118.1 | 1221.6 |
| 18 | total experimental developmenta | na | 1397.5 | 1385.2 | 1338.2 |
| 19 | advanced technology | 1187.8 | 1234.4 | 1194.1 | 1160.9 |
| 20 | major systems | 142.9 | 163.1 | 191.1 | 177.3 |
| 21 | total operational system developmentb | na | 0 | 0 | 0 |
| 22 | department of the air force |  |  |  |  |
| 23 | rdt&e | 22320.1 | 24953.5 | 26236.6 | 32225.1 |
| 24 | total research | 1609.2 | 1762.5 | 1713.3 | 1904.8 |
| 25 | basic research | 501.4 | 522.3 | 469.3 | 564.1 |
| 26 | applied research | 1107.8 | 1240.2 | 1244 | 1340.7 |
| 27 | total experimental developmenta | na | 5559.1 | 6386.2 | 9297.9 |
| 28 | advanced technology | 634.8 | 666.8 | 738.7 | 818.4 |
| 29 | major systems | 20076.2 | 4892.3 | 5647.4 | 8479.5 |
| 30 | total operational system developmentb | na | 17632 | 18137.1 | 21022.3 |
| 31 | department of the army |  |  |  |  |
| 32 | rdt&e | 6764.3 | 7490.5 | 8856 | 10653.2 |
| 33 | total research | 1390.5 | 1522.2 | 1683.6 | 1689.1 |
| 34 | basic research | 448.9 | 461.8 | 450.4 | 471.9 |
| 35 | applied research | 941.6 | 1060.4 | 1233.2 | 1217.2 |
| 36 | total experimental developmenta | na | 4850 | 5847.2 | 6892.2 |
| 37 | advanced technology | 1077.9 | 1012.1 | 1224.9 | 1400.2 |
| 38 | major systems | 4295.8 | 3837.9 | 4622.3 | 5491.9 |
| 39 | total operational system developmentb | na | 1118.3 | 1325.2 | 2071.9 |
| 40 | department of the navy |  |  |  |  |
| 41 | rdt&e | 15489.6 | 17947.7 | 17428.2 | 18008.4 |
| 42 | total research | 1465.1 | 1560.5 | 1539.8 | 1549.4 |
| 43 | basic research | 620.4 | 636.9 | 569.2 | 596.1 |
| 44 | applied research | 844.7 | 923.6 | 970.6 | 953.3 |
| 45 | total experimental developmenta | na | 15083.9 | 13696.2 | 13896.8 |
| 46 | advanced technology | 612.8 | 693.6 | 862.4 | 809.6 |
| 47 | major systems | 13411.7 | 14390.3 | 12833.8 | 13087.2 |
| 48 | total operational system developmentb | na | 1303.4 | 2192.2 | 2562.2 |
| 49 | other defense agencies |  |  |  |  |
| 50 | rdt&e | 14123.9 | 15980.9 | 15450.8 | 19820.1 |
| 51 | total research | 741.8 | 771 | 732.1 | 829.4 |
| 52 | basic research | 202.9 | 239.8 | 230 | 299.3 |
| 53 | applied research | 538.9 | 531.2 | 502.1 | 530.1 |
| 54 | total experimental developmenta | na | 10706.1 | 10379.8 | 13895.5 |
| 55 | advanced technology | 1660 | 1860.4 | 1687.4 | 2178.2 |
| 56 | major systems | 11722.1 | 8845.7 | 8692.4 | 11717.2 |
| 57 | total operational system developmentb | na | 4503.8 | 4339 | 5095.2 |

Question: how many dollars did osd obligations increase to in fy 2018?
Answer: 30751.7