Energía Plus of the Spanish Liga ACB. On July 24, 2018, Booker signed a one-year deal with UCAM Murcia of the Liga ACB. On September 30, 2020, Booker signed with the Shenzhen Aviators of the Chinese Basketball Association. Career statistics Professional Europe |- | align="left" | 2015–16 | align="left" | Arkadikos B.C. | 2 || 2 || 25.6 || .143 || .091 || 1.000 || 5.0 || 4.0 || 0.0 || 0.0 || 5.0 |- | align="left" | 2017–18 | align="left" | Real Betis Energía Plus | 14 || 10 || 24.2 || .479 || .255 || .875 || 2.6 || 2.7 || 0.6 || 0.0 || 15.0 |- | align="left" | 2018–19 | align="left" | UCAM Murcia | 33 || 18 || 21.1 || .446 || .363 || .727 || 2.4 || 2.4 || 0.8 || 0.0 || 15.0 |- | align="left" | 2019–20 | align="left" | UCAM Murcia | 19 || 19 || 28.3 || .414 || .372 || .842 || 2.5 || 3.6 || 0.5 || 0.1 || 21.2 |- |- class="sortbottom" | colspan="2" style="text-align:center;"|Career | 68 || 49 || 23.7 || .433 || .345 || .808 || 2.5 || 2.8 || 0.7 || 0.0 || 16.4 NBA G League |- | align="left" | 2015–16 | align="left" | Bakersfield Jam | 47 || 0 || 20.7 || .462 || .333 || .756 || 3.1 || 3.5 || 0.7 || 0.0 || 12.8 |- | align="left" | 2016–17 | align="left" | Northern Arizona Suns | 42 || 40 || 31.7 || .396 || .347 || .709 || 4.0 || 5.3 || 1.2 || 0.1 || 15.5 |- | align="left" | 2017–18 | align="left" | Suns & 87ers | 36 || 34 || 31.8 || .409 || .321 || .810 || 4.0 || 6.0 || 1.6 || 0.1 || 15.6 |- College |- | style="text-align:left;"|2011–12 | style="text-align:left;"|Colorado | 35 || 1 || 21.5 || .402 || .372 || .762 || 2.7 || 1.4 || 0.7 || 0.0 || 9.1 |- | style="text-align:left;"|2012–13 | style="text-align:left;"|Colorado | 33 || 33 || 31.8 || .395 || .312 || .704 || 3.5 || 2.2 || 1.2 || 0.0 || 12.4 |- | style="text-align:left;"|2013–14 | style="text-align:left;"|Colorado | 35 || 35 || 30.5 || .389 || .272 || .818 || 3.7 || 3.3 || 1.3 || 0.1 || 13.7 |- | style="text-align:left;"|2014–15 | style="text-align:left;"|Colorado | 31 || 28 || 30.2 || .387 || .329 ||